Grimm ( season 4 ) - wikipedia Grimm ( season 4 ) Grimm ( season 4 ) Region 1 DVD cover art Country of origin United States No. of episodes 22 Release Original network NBC Original release October 24, 2014 ( 2014 - 10 - 24 ) -- May 15, 2015 ( 2015 - 05 - 15 ) Season chronology ← Previous Season 3 Next → Season 5 List of Grimm episodes The fourth season of the NBC American supernatural drama series Grimm was announced on March 19, 2014. It consisted of 22 episodes. The series, created by David Greenwalt, Jim Kouf and Stephen Carpenter, follows a descendant of the Grimm line, Nick Burkhardt, as he deals with being a cop, and trying not to expose his secret as a Grimm. Contents 1 Cast 1.1 Main cast 1.2 Recurring cast 1.3 Guest stars 2 Production 2.1 Casting 2.2 Filming 3 Broadcast 4 Episodes 5 Ratings 6 References Cast Main article : List of Grimm characters Main cast David Giuntoli as Nick Burkhardt Russell Hornsby as Hank Griffin Bitsie Tulloch as Juliette Silverton Silas Weir Mitchell as Monroe Reggie Lee as Sergeant Drew Wu Sasha Roiz as Captain Sean Renard Bree Turner as Rosalee Calvert Claire Coffee as Adalind Schade Recurring cast Alexis Denisof as Viktor Chlodwig zu Schellendorf von Konigsburg Philip Anthony - Rodriguez as Marcus Rispoli Jacqueline Toboni as Theresa `` Trubel '' Rubel Danny Bruno as Rupert `` Bud '' Ferdinand Wurstner Louise Lombard as Elizabeth Lascelles Nico Evers - Swindell as Prince Kenneth Alun Goderich Bowes - Lyon Garcelle Beauvais as Henrietta David Ury as Hofmann Elizabeth Rodriguez as Special Agent Chavez Will Rothhaar as Officer Jesse Acker Lucas Near - Verbrugghe as Josh Porter Guest stars Toni Trucks as Deputy Janelle Farris Arnold Vosloo as Jonathon Wilde ( Wesen Bounty Hunter ) Daniel Roebuck as Lieutenant Peter Orson Hank Harris as Andrew `` Andy '' Harrison Gideon Emery as Damien Barso Brigid Brannagh as Sara Fisher Erick Avari as JP Turner Rebecca Wisocky as Lily Hinkley Richard Brake as Nigel Edmund Mark Famiglietti as Linus Balouzian Jeff Fahey as Albert Bowden Eric Lee Huffman as Max McClay Matt Kesslar as Sven Gunderson Hillary Tuck as Margaret `` Maggie '' Bowden Ricki Bhullar as Dix Turner Khushi Dayao as Suleka Turner Amitesh Prasad as Sharat Tarun Shetty as Adesh Daniel Brockley as Mann Joseph Gibson aw Man # 1 John Srednicki as Paramedic Tyler Irwin as Unruly Suspect Production NBC CEO Robert Greenblatt confirmed in early 2014 that the chances of renewing the series for a fourth season were very high thanks to the success programming show on Friday nights in the United States : `` I think that the genre audience proves to be a very loyal one. We like what we 're building on Friday night with ' Grimm '. '' On March 19, 2014, NBC announced that the series had been renewed for a fourth season with a 22 - episode order. In mid May, NBC announced its official TV show 's premiered dates, among which is included the fourth season of Grimm that will air on October 24, 2014. Casting Jacqueline Toboni continues her recurring role as Theresa `` Trubel '' Rubel, for season four. In mid-July Elizabeth Rodriguez was cast as Special Agent Chavez, a Steinadler and one of four FBI agents assigned to investigate the recent homicide of Weston Steward. Will Rothhaar appeared as Officer Acker, a cop with a dark side, in 3 episodes beginning with episode 8. Toni Trucks will appear as Deputy Janelle Farris in `` Highway of Tears '' ; a sheriff who will help Nick & Hank with an investigation. Filming Like the previous three seasons, the majority of filming takes place in the Portland, Oregon area. Filming for the season began on July 16, 2014. Broadcast The season aired simultaneously on CTV in Canada. It is currently airing on Universal Channel in Southeast Asia. In Australia, it began airing on Fox8 on January 7, 2015. It premiered on Watch in the United Kingdom and Ireland on January 28, 2015. Episodes See also : List of Grimm episodes No. overall No. in season Title Directed by Written by Original air date Prod. code U.S. viewers ( millions ) 67 `` Thanks for the Memories '' Norberto Barba David Greenwalt & Jim Kouf October 24, 2014 ( 2014 - 10 - 24 ) 401 5.28 Nick and Juliette struggle with the loss of his powers, while Monroe and Rosalee postpone their honeymoon to help out. Nick, Hank, and Trubel investigate a Gedächtnis - Esser ( octopus - like wesen ), as Capt. Renard lies in critical condition. Meanwhile, the Grimm Diaries that Trubel owns in the guest room of Nick 's house attract unwanted attention from Wu and Special Agent Chavez. Opening quote : `` Knowledge is power. '' 68 `` Octopus Head '' Terrence O'Hara David Greenwalt & Jim Kouf October 31, 2014 ( 2014 - 10 - 31 ) 402 4.54 Capt. Renard dies while in the hospital, but only for a moment as his mother, Elizabeth, revives him with her powers and abilities. Meanwhile in Austria, Viktor locks Adalind in a Hexenbiest - proof dungeon. Nick and Hank send Trubel by herself to keep an eye on the Gedächtnis Esser. Opening quote : `` A man 's real possession is his memory. In nothing else is he rich, In nothing else he is poor. '' 69 `` The Last Fight '' Paul Kaufman Thomas Ian Griffith November 7, 2014 ( 2014 - 11 - 07 ) 403 4.93 Nick and Hank investigate a Wesen boxing gym while Elizabeth helps Monroe and Rosalee search for a way to restore Nick 's powers. Trubel keeps her eyes on a young wesen boxer in his teens named Clay who is a Heftigauroch ( bull - like wesen ), and his wesen boxing trainer named Stan who is a Schinderdiv ( warthog - like wesen ). Opening quote : `` Stars, hide your fires ; let not light see my black and deep desires. '' 70 `` Dyin ' on a Prayer '' Tawnia McKiernan Sean Calder November 14, 2014 ( 2014 - 11 - 14 ) 404 5.01 Nick and Hank investigate a possible homicide where the victim was Keith Harrow, Sara Fisher 's abusive ex-husband & a wesen called siegbarste ( ogre - like wesen ). It appears that he has died from asphyxiation by clay. It turns out he was killed by a Golem who was called upon by the Rabbi brother of the victim 's ex-wife, Ben Fisher. Trubel 's presence still does n't sit well with Wu. Elizabeth finds a way to restore Nick 's Grimm powers, but requires a special something to make it happen. Opening quote : `` Oh, remember that you fashioned me out of clay ! Will you then bring me down to dust ? '' 71 5 `` Cry Luison '' Eric Laneuville Michael Golamco November 21, 2014 ( 2014 - 11 - 21 ) 405 5.43 Nick and Hank investigate a vehicular manslaughter case where the driver turns out to be a rich heir being driven to madness by her Luison ( Wolf - like wesen ) quadruplet husband named Gabriel and his 3 brothers named Matheus, Javier and Julio. Bud enlists Trubel to deal with a possible threat to Nick 's life. Nick and Juliette deeply consider whether or not to regain his Grimm abilities, since the process itself comes with a significant catch. But when Monroe and Rosalee are threatened by the Wolfsangel, Juliette tells Nick that he must become a Grimm again. Opening quote : `` A liar will not be believed, even when he speaks the truth. '' 72 6 `` Highway of Tears '' John Behring Alan DiFiore November 28, 2014 ( 2014 - 11 - 28 ) 406 5.17 Juliette tells Nick that he needs to be a Grimm again after the most recent attack on Monroe and Rosalee regarding their marriage. Later, Nick and Hank investigate a weird and unusual sacrificing wesen ritual by a Phansigar ( Komodo dragon - like wesen ). Nick finally gets his Grimm power abilities back. Trubel deals with being watched by another agent who works for Chavez, as well as Josh Porter arriving on the scene. Opening quote : `` There is no mercy in you. You cut off the heads of men and women and these you wear as a garland around your neck. '' 73 7 `` The Grimm Who Stole Christmas '' John Gray Dan E. Fesman December 5, 2014 ( 2014 - 12 - 05 ) 407 4.96 Monroe has a unique Christmas surprise for Rosalee. Trubel and Josh work together to track down the Wesenrein with gleichheit ( equality ) masks who keep threatening against Monroe and Rosalee 's mischehen ( mixed marriage ). Meanwhile, Nick and Hank investigate a series of strange home invasions and uncover a bizarre Wesen phenomenon called kallikantzaroi ( malevolent goblins - like wesen ), with a rare genetic disease disorder during adolescence that wreaks havoc on Christmas unless they eat fruitcake until sunrise. Then the children of Indole Gentile ( deer - like wesen ) are back to normal. Opening quote : `` I have but to swallow this, and be for the rest of my days persecuted by a legion of goblins, all of my own creation. Humbug, I 'll tell you ; humbug ! '' 74 8 `` Chupacabra '' Aaron Lipstadt Brenna Kouf December 12, 2014 ( 2014 - 12 - 12 ) 408 5.07 An unsuspecting traveler brings a blood - sucking cryptid -- the legendary `` El Chupacabra '' -- to Portland, and Nick and Hank investigate. Wu confronts Nick about what he has seen about the Grimm Books and Nick 's odd behavior. Monroe and Rosalee prepare to embark on their honeymoon, but are threatened once again by the Wesenrein. Opening quote : `` Cuide su rebaño, nunca deje su lado. Cuide su sangre, el Chupacabra tiene hambre. '' ( `` Take care of your flock, never leave their side. Watch your blood, for the chupacabra is hungry. '' ) 75 9 `` Wesenrein '' Hanelle Culpepper Thomas Ian Griffith January 16, 2015 ( 2015 - 01 - 16 ) 409 4.62 Nick and Hank recruit Wu to help after revealing him to the world of Wesen. After Monroe gets kidnapped by the Wesenrein, the team must find out where he is before he is sacrificed and killed. Juliette 's attempt to cope with transforming into a Hexenbiest is put on hold while she tries to tend to an anxious Rosalee. Opening quote : `` He had them brought before the court, and a judgment was handed down. '' 76 10 `` Tribunal '' Peter Werner David Greenwalt & Jim Kouf January 23, 2015 ( 2015 - 01 - 23 ) 410 5.02 Monroe is on the trial by the Wesenrein for a ritual that is performed called the `` Tribunal ''. Nick and Hank train Wu to deal with woged wesen, which allows him to confront Officer Jesse Acker, who is secretly a part of the Wesenrein, but without leverage, he can not force him to turn on the group. Juliette and Rosalee scour the wedding guest list, provided by Trubel, with help from Bud, to find anyone who would have exposed them to the Wesenrein. Opening quote : `` May the God of Vengeance now yield me His place to punish the wicked. '' 77 11 `` Death Do Us Part '' Constantine Makris Jeff Miller January 30, 2015 ( 2015 - 01 - 30 ) 411 4.85 Monroe and Rosalee finally leave Portland to head and embark on their honeymoon, but this does n't mean trouble somewhat is n't stirring in Portland. Nick, Hank, and Wu investigate a shocking homicide of a ghost hunter at a supposedly abandoned residence. Portland residents think it is haunted by a ghost ; but Nick, Hank and Wu discover that an electric eel - like wesen called a Matanca Zumbido is responsible. Juliette 's startling revelation to Captain Renard leads her to a longtime family friend from his past, a mystical woman named Henrietta ( Garcelle Beauvais ). Opening quote : `` He felt now that he was not simply close to her, but that he did not know where he ended and she began. '' 78 12 `` Maréchaussée '' Eric Laneuville David Greenwalt & Jim Kouf February 6, 2015 ( 2015 - 02 - 06 ) 412 4.67 Nick and Hank investigate the murders of Fortune Tellers named Laszlo & Mabel Kurlon. Laszlo is a ferret - like wesen called a Fado. The murders involve the Wesen Council which leads Nick and Hank to a mysterious `` manticore '' bounty hunter named Jonathon Wilde ( Arnold Vosloo ) from Archer City, Texas. Juliette meets up with Henrietta ( Garcelle Beauvais ) and is given bad news. Viktor and Adalind head back to Portland from Austria to find baby Diana 's whereabouts. Opening quote : `` Everyone sees what you appear to be, few experience what you really are. '' 79 13 `` Trial by Fire '' Norberto Barba Sean Calder February 13, 2015 ( 2015 - 02 - 13 ) 413 4.86 During an investigation of an arson case that involves an Excandesco ( phoenix - like wesen ), Nick is forced to turn to a Bauerschwein arson investigator Lt. Peter Orson ( Daniel Roebuck ) whom he had put behind bars. Viktor teaches Adalind about well - played diplomacy. Opening quote : `` And glory like the phoenix midst her fires, Exhales her odours, blazes, and expires. '' 80 14 `` Bad Luck '' Terrence O'Hara Thomas Ian Griffith March 20, 2015 ( 2015 - 03 - 20 ) 414 4.78 After Nick finds out that Juliette has become a Hexenbiest, he visits Henrietta, who says there is no cure and that Nick must either kill Juliette or accept her new status. He can not cope with the change though, leading Juliette to leave. Meanwhile, Nick, Hank, and Wu investigate the murder of a teenager named Peter whose foot was cut off by Leporem Ventor as Vulpesmyrca ( Black Fox like Wesen ). They discover the victim was a Willahara ( rabbit like wesen ), whose foot was cut off as he woged so it could be used by a couple to improve their fertility. Monroe and Rosalee go undercover to a Wesen fertility clinic to find the killer. Adalind meets Renard, who says he knows of Juliette 's change and that he sent her to Henrietta to learn more. Adalind pays Henrietta a visit to understand the extent of Juliette 's powers, but instead learns that she is pregnant with Nick 's child. Opening quote : `` No one is so thoroughly superstitious as the godless man. '' 81 15 `` Double Date '' Karen Gaviola Brenna Kouf March 27, 2015 ( 2015 - 03 - 27 ) 415 4.93 Nick and Hank investigate a crime scene in the middle of a bizarre love triangle involved a flatworm like wesen called huntha lami muuaji. Captain Renard seeks Monroe and Rosalee 's help to stop phantom bleeding when he was shot by Weston Steward. Adalind asks for a favor that could change the course of Juliette 's relationship with Nick. Juliette faces a tough decision about her future with Nick. Opening quote : `` One could have called that shape a woman or a boy : for it seemed neither and seemed both. '' 82 16 `` Heartbreaker '' Rob Bailey Dan E. Fesman April 3, 2015 ( 2015 - 04 - 03 ) 416 4.51 Nick and Hank investigate the homicide of a cyclist named Zack and they meet a foterseele ( golden / poison dart frog like wesen ) named Bella Turner with a tragic poisonous touch of The Tale of the Frog Prince. When a new member of the Royal family shows up in Portland, Captain Renard and Adalind realize the Royal family have stepped up their efforts to find Diana. Juliette ponders whether to embrace her new self or get rid of it. Opening quote : `` How the silly frog does talk ! He... can be no companion to any human being ! '' 83 17 `` Hibernaculum '' John Behring Michael Golamco April 10, 2015 ( 2015 - 04 - 10 ) 417 4.76 Nick, Hank, and Wu are called to investigate a rare Wesen that leaves its victims frozen solid, a hibernacula called Varme Tyv ( blue racer snake like wesen ) ; Coluber constrictor foxii. Meanwhile, Juliette starts to feel that she is losing her humanity as she seeks to get revenge against Adalind. Elsewhere, Captain Renard continues to suffer from mysterious bleeding and visions, while Monroe works toward coming to grips with the Wesenrein incident. Opening quote : `` Ah ! It was colder than ice ; it penetrated to his very heart. '' 84 18 `` Mishipeshu '' Omar Madha Alan DiFiore April 17, 2015 ( 2015 - 04 - 17 ) 418 4.54 Nick and Hank newest investigation is on a homicide in the dark and mysterious path of a local Native American `` vision quest '' involved mishipeshu ( underwater Panther ). Juliette 's errant behavior lands her in trouble with the wrong side of the law. Monroe and Rosalee are on mission with Captain Renard 's assistance. Hank falls prey to a Native American 's spirit with yellow eyes. Opening quote : `` The Spirit you seek in the water is only a reflection of yourself. '' 85 19 `` Iron Hans '' Sebastián Silva David Greenwalt & Jim Kouf April 24, 2015 ( 2015 - 04 - 24 ) 419 4.66 Nick and Hank investigate a homicide and they learn it 's connected to an age - old Wesen rite of passage. Meanwhile, Juliette meets a surprising ally. Captain Sean Renard battles the darkness within and Nick finds hope for Juliette in the last person he expected : Adalind. Opening quote : `` He had killed man, the noblest game of all, and he had killed in the face of the law of club and fang. '' 86 20 `` You Do n't Know Jack '' Terrence O'Hara Sean Calder & Michael Golamco May 1, 2015 ( 2015 - 05 - 01 ) 420 4.22 A string of homicides have the press asking Captain Renard if a Jack the Ripper copycat has arrived in Portland. Monroe traces the mode of operation of the homicides to the Luxembourg Peasants ' Revolt. While dealing with the investigation, Nick, Hank, Monroe and Wu deal with a situation they never expected. Meanwhile, Adalind and Rosalee must work together on a last ditch attempt to fix Juliette 's condition. Elsewhere, Juliette decides to help her new ally even if it means hurting those around her. Opening quote : `` Catch me when you can... '' 87 21 `` Headache '' Jim Kouf David Greenwalt & Jim Kouf May 8, 2015 ( 2015 - 05 - 08 ) 421 4.21 Nick and Hank investigate a grisly murder get closer to uncover the identity of the vicious serial killer while Wu 's life is in grave danger. Monroe & Rosalee try to help Captain Renard to heal him from his visions and bleeding. Juliette solidifies a new alliance as she works to get revenge which gets Nick 's mother killed. Elsewhere, Trubel is back in Portland from Philadelphia to surprise them. Opening quote : `` Stronger than lover 's love is lover 's hate. Incurable, in each the wounds they make. '' 88 22 `` Cry Havoc '' Noberto Barba Thomas Ian Griffith May 15, 2015 ( 2015 - 05 - 15 ) 422 4.74 After the shocking discovery of his mother 's death, Nick is determined to get revenge and take the fight to the royals with Trubel 's help. Meanwhile, Juliette 's alliance continues to lead her down the dark path. Opening quote : `` O, from this time forth, my thoughts be bloody or be nothing worth. '' Ratings No. in series No. in episode Title Air Date Timeslot ( ET ) Rating / Share 18 - 49 Viewers ( million ) DVR 18 - 49 DVR Viewers ( millions ) Total 18 - 49 Total Viewers ( millions ) 67 Thanks for the Memories October 24, 2014 ( 2014 - 10 - 24 ) Friday 9 : 00 P.M. 1.4 / 5 5.28 1.0 2.78 2.4 8.06 68 Octopus Head October 31, 2014 ( 2014 - 10 - 31 ) 1.1 / 4 4.54 1.0 2.67 2.1 7.21 69 The Last Fight November 7, 2014 ( 2014 - 11 - 07 ) 1.3 / 4 4.93 1.1 2.72 2.4 7.65 70 Dyin ' on a Prayer November 14, 2014 ( 2014 - 11 - 14 ) 1.2 / 4 5.01 0.9 N / A 2.1 N / A 71 5 Cry Luison November 21, 2014 ( 2014 - 11 - 21 ) 1.3 / 5 5.43 1.1 2.82 2.4 8.25 72 6 Highway of Tears November 28, 2014 ( 2014 - 11 - 28 ) 1.2 / 4 5.17 1.2 2.90 2.4 8.07 73 7 The Grimm Who Stole Christmas December 5, 2014 ( 2014 - 12 - 05 ) 1.2 / 4 4.96 1.2 2.60 2.2 7.56 74 8 Chupacabra December 12, 2014 ( 2014 - 12 - 12 ) 1.3 / 4 5.07 1.0 2.79 2.3 7.86 75 9 Wesenrein January 16, 2015 ( 2015 - 01 - 16 ) 1.2 / 4 4.62 1.1 2.85 2.3 7.47 76 10 Tribunal January 23, 2015 ( 2015 - 01 - 23 ) 1.3 / 4 5.02 1.0 2.60 2.3 7.62 77 11 Death Do Us Part January 30, 2015 ( 2015 - 01 - 30 ) 1.3 / 4 4.85 1.0 2.86 2.3 7.71 78 12 Maréchaussée February 6, 2015 ( 2015 - 02 - 06 ) 1.2 / 4 4.67 1.1 3.04 2.3 7.71 79 13 Trial by Fire February 13, 2015 ( 2015 - 02 - 13 ) 1.1 / 4 4.86 1.1 2.93 2.2 7.79 80 14 Bad Luck February 20, 2015 ( 2015 - 02 - 20 ) Friday 8 : 00 P.M. 1.1 / 4 4.78 1.0 2.60 2.1 7.38 81 15 Double Date March 27, 2015 ( 2015 - 03 - 27 ) 1.0 / 4 4.93 0.9 2.40 1.9 7.33 82 16 Heartbreaker April 3, 2015 ( 2015 - 04 - 03 ) 1.0 / 4 4.51 0.9 2.49 1.9 6.99 83 17 Hibernaculum April 10, 2015 ( 2015 - 04 - 10 ) 1.1 / 4 4.76 0.7 2.11 1.8 6.87 84 18 Mishipeshu April 17, 2015 ( 2015 - 04 - 17 ) 1.0 / 4 4.54 0.8 2.27 1.8 6.81 85 19 Iron Hans April 24, 2015 ( 2015 - 04 - 24 ) 1.0 / 4 4.66 0.7 2.15 1.7 6.71 86 20 You Do n't Know Jack May 1, 2015 ( 2015 - 05 - 01 ) 0.9 / 4 4.22 0.7 N / A 1.6 N / A 87 21 Headache May 8, 2015 ( 2015 - 05 - 08 ) 1.0 / 4 4.21 0.7 N / A 1.7 N / A 88 22 Cry Havoc May 15, 2015 ( 2015 - 05 - 15 ) 1.1 / 4 4.74 0.8 N / A 1.9 N / A References Jump up ^ `` NBC Renews Chicago Fire, Chicago P.D., Grimm ; Parks and Rec Formally Picked Up for Season 7 ''. tvline.com. March 19, 2014. Retrieved March 20, 2014. Jump up ^ name = `` http://www.gettyimages.com/detail/news-photo/bad-luck-episode-414-pictured-richard-brake-as-nigel-edmund-news-photo/465222158 '' Jump up ^ Schwartz, Terri. `` ' Grimm ' Season 4 renewal chances look ' very good, ' says NBC heads ''. Zap2it. January 19, 2014. Retrieved July 6, 2014. Jump up ^ Webb, Matt. `` NBC Renews Chicago Fire, Chicago P.D., Grimm ; Parks and Rec Formally Picked Up for Season 7 ''. TV Line. Retrieved July 6, 2014. Jump up ^ Stanhope, Kate. `` NBC Renews Chicago Fire, Chicago P.D. and Grimm ''. TV Guide. Retrieved July 6, 2014. Jump up ^ Raftery, Liz. `` NBC Announces premiere dates ''. TV Guide. June 6, 2014. Retrieved July 6, 2014. Jump up ^ Schwartz, Terri. `` ' Grimm ' EP David Greenwalt offers 11 teases for Season 4 and beyond ''. Zap2It. July 14, 2014. Retrieved July 18, 2014. Jump up ^ Ausiello, Michael. `` Grimm Locks Up OITNB Actress for Mysterious Season 4 Arc ''. TVLine. July 15, 2014. Retrieved July 18, 2014. Jump up ^ Roots, Kimberly. `` Grimm Adds Killing Kennedy Assassin as Mysterious Cop in Season 4 ''. TVLine. October 7, 2014. Retrieved October 7, 2014. Jump up ^ `` In LA shooting a movie for a week but I am missing the @ NBCGrimm cast and wishing them so much luck on their first day of filming today ! ! Xo ''. Twitter. July 16, 2014. Retrieved July 18, 2014. Jump up ^ Block, Sheri ( October 23, 2014 ). `` ' Grimm ' Season 4 preview : Nick losing his powers will change everything, says David Giuntoli ''. CTV. Bell Media. Retrieved December 13, 2014. Jump up ^ `` GRIMM SEASON 4 -- SUNDAY 2.25 PM / 1.25 PM TH - JKT ''. Universal Networks. Retrieved December 13, 2014. Jump up ^ `` Grimm ''. Fox8. Foxtel. Retrieved December 13, 2014. Jump up ^ Munn, Patrick ( November 14, 2014 ). `` Watch Sets UK Premiere Date For ' Grimm ' Season 4 ''. TV Wise. Retrieved December 13, 2014. ^ Jump up to : Bibel, Sara ( October 27, 2014 ). `` Friday Final Ratings : ' Grimm ' Adjusted Down & Final World Series Numbers ''. TV by the Numbers. Archived from the original on October 29, 2014. Retrieved October 28, 2013. ^ Jump up to : Bibel, Sara ( November 3, 2014 ). `` Friday Final Ratings : No Adjustments to ' Grimm ', ' Constantine ', ' Hawaii Five - 0 ' or ' Shark Tank ' ''. TV by the Numbers. Retrieved November 3, 2013. ^ Jump up to : Kondolojy, Amanda ( November 10, 2014 ). `` Friday Final Ratings : ' Shark Tank ' Adjusted Up ; ' Blue Bloods ' Adjusted Down + No Adjustment for ' Cristela ' or ' Constantine ' ''. TV by the Numbers. Retrieved November 10, 2014. ^ Jump up to : Kondolojy, Amanda ( November 17, 2014 ). `` Friday Final Ratings : ' Shark Tank ' Adjusted Up + Final Ratings for ' Constantine ', ' Grimm ' & ' Cristela ' ''. TV by the Numbers. Retrieved November 19, 2014. ^ Jump up to : Bibel, Sara ( November 24, 2014 ). `` Friday Final Ratings : ' Hawaii Five - 0 ' & ' Whose Line Is It Anyway ' Adjusted Up ''. TV by the Numbers. Retrieved November 24, 2014. ^ Jump up to : Kondolojy, Amanda ( December 2, 2014 ). `` Friday Final Ratings : No Adjustment to ' Grimm ', ' Constantine ' or ' The Amazing Race ' ''. TV by the Numbers. Retrieved December 2, 2014. ^ Jump up to : Bibel, Sara ( December 8, 2014 ). `` Friday Final Ratings : ' Grimm ' Adjusted Up & Final College Football Numbers ''. TV by the Numbers. Retrieved December 8, 2014. ^ Jump up to : Kondolojy, Amanda ( December 15, 2014 ). `` Friday Final Ratings : ' The Amazing Race ' Adjusted Up ; No Adjustment for ' Constantine ', ' Cristela ' or ' Hawaii Five - 0 ' ''. TV by the Numbers. Retrieved December 15, 2014. ^ Jump up to : Bibel, Sara ( January 20, 2015 ). `` Friday Final Ratings : ' Hawaii Five - 0 ' Adjusted Up ; No Adjustments to ' Constantine ' or ' Glee ' ''. TV by the Numbers. Retrieved January 20, 2015. ^ Jump up to : Kondolojy, Amanda ( January 26, 2015 ). `` Friday Final Ratings : ' Grimm ' Adjusted Up ; No Adjustment for ' Constantine ' or ' Hart of Dixie ' ''. TV by the Numbers. Retrieved January 27, 2015. ^ Jump up to : Bibel, Sara ( February 2, 2015 ). `` Friday Final Ratings : ' Grimm ' & ' Hawaii Five - 0 ' Adjusted Up ; ' Cristela ' Adjusted Down ''. TV by the Numbers. Retrieved February 2, 2015. ^ Jump up to : Kondolojy, Amanda ( February 9, 2015 ). `` Friday Final Ratings : ' Hart of Dixie ', ' Dateline ', ' Shark Tank ' & ' Masters of Illusion ' Adjusted Up ; ' Cristela ' Adjusted Down ''. TV by the Numbers. Retrieved February 11, 2015. ^ Jump up to : Bibel, Sara ( February 17, 2015 ). `` Friday Final Ratings : ' Hawaii Five - 0 ' Adjusted Up ''. TV by the Numbers. Retrieved February 18, 2015. ^ Jump up to : Kondolojy, Amanda ( March 23, 2015 ). `` Friday Final Ratings : No Adjustment for ' Glee ', ' Grimm ' or ' Last Man Standing ' + Final NCAA Basketball Ratings ''. TV by the Numbers. Retrieved March 28, 2015. ^ Jump up to : Bibel, Sara ( March 30, 2015 ). `` Friday Final Ratings : No Adjustments to ' Hart of Dixie ' or ' Grimm & Final Basketball Numbers ''. TV by the Numbers. Retrieved March 30, 2015. ^ Jump up to : Kondolojy, Amanda ( April 6, 2015 ). `` Friday Final Ratings : ' The Amazing Race ' Adjusted Up ; No Adjustment for ' Grimm ' or ' Hawaii Five - 0 ' ''. TV by the Numbers. Retrieved April 6, 2015. ^ Jump up to : Bibel, Sara ( April 13, 2015 ). `` Friday Final Ratings : ' 20 / 20 ' Adjusted Down ; No Adjustments to ' Grimm ' or ' Hawaii Five - 0 ' ''. TV by the Numbers. Retrieved April 13, 2015. ^ Jump up to : Kondolojy, Amanda ( April 20, 2015 ). `` Friday Final Ratings : ' The Amazing Race ' Adjusted Up ; ' 20 / 20 ' Adjusted Down ''. TV by the Numbers. Retrieved April 20, 2015. ^ Jump up to : Bibel, Sara ( April 27, 2015 ). `` Friday Final Ratings : `` Shark Tank ' Adjusted Up ; ' Cedric 's Barber Battle ', ' Whose Line Is It Anyway ? ' & ' The Messengers ' Adjusted Downn ''. TV by the Numbers. Retrieved April 27, 2015. ^ Jump up to : Kondolojy, Amanda ( May 4, 2015 ). `` Friday Final Ratings : ' The Amazing Race ' & ' Beyond the Tank ' Adjusted Up ; ' Barber Shop Battle ' Adjusted Down ''. TV by the Numbers. Retrieved May 4, 2015. ^ Jump up to : Bibel, Sara ( May 11, 2015 ). `` Friday Final Ratings : ' Shark Tank ', ' Hawaii Five - 0 ' & ' The Amazing Race ' Adjusted Up ''. TV by the Numbers. Retrieved May 12, 2015. ^ Jump up to : Kondolojy, Amanda ( May 18, 2015 ). `` Friday Final Ratings : ' The Amazing Race ' Adjusted Up ; ' The Messengers ' Adjusted Down ''. TV by the Numbers. Retrieved May 18, 2015. Jump up ^ ' The Big Bang Theory ' Has Biggest Adults 18 - 49 Ratings Increase ; ' America 's Next Top Model ' Tops Percentage Gains & ' The Blacklist ' Tops Viewer Gains in Live + 7 Ratings for Week 5 Ending October 26 Jump up ^ ' Modern Family ' Has Biggest Adults 18 - 49 Ratings Increase ; ' Elementary ', ' Parnethood ' & ' The Originals ' Top Percentage Gains & ' The Blacklist ' Leads Viewer Gains in Live + 7 Ratings for Week 6 Ending November 2 Jump up ^ ' The Big Bang Theory ' Has Biggest Adults 18 - 49 Ratings Increase ; ' The Originals ' Tops Percentage Gains & ' The Blacklist ' Leads Viewer Gains in Live + 7 Ratings for Week 7 Ending November 9 Jump up ^ Kondolojy, Amanda ( December 2, 2014 ). `` ' The Big Bang Theory ' Has Biggest Adults 18 - 49 Ratings Increase ; ' The Vampire Diaries ' Tops Percentage Gains & ' The Blacklist ' Leads Viewer Gains in Live + 7 Ratings for Week 8 Ending November 16 ''. TV by the Numbers. Retrieved December 2, 2014. Jump up ^ Bibel, Sara ( December 8, 2014 ). `` ' Modern Family ' Has Biggest Adults 18 - 49 Ratings Increase ; ' Reign ' Tops Percentage Gains & ' The Big Bang Theory ' Leads Viewer Gains in Live + 7 Ratings for Week 8 Ending November 16 ''. TV by the Numbers. Retrieved December 8, 2014. Jump up ^ Kondolojy, Amanda ( December 15, 2014 ). `` ' Gotham ' Has Biggest Adults 18 - 49 Ratings Increase ; ' Grimm ' & ' Revenge ' Top Percentage Gains & ' NCIS ' Leads Viewer Gains in Live + 7 Ratings for Week 10 Ending November 30 ''. TV by the Numbers. Retrieved December 15, 2014. Jump up ^ Bibel, Sara ( December 22, 2014 ). `` ' Modern Family ' Has Biggest Adults 18 - 49 Ratings & Viewership Increase ; ' Constantine ' & ' The Vampire Diaries ' Top Percentage Gains in Live + 7 Ratings for Week 11 Ending December 7 ''. TV by the Numbers. Retrieved December 22, 2014. Jump up ^ Kondolojy, Amanda ( December 29, 2014 ). `` ' The Big Bang Theory ' Has Biggest Adults 18 - 49 Ratings & Viewership Increase ; ' Elementary ' Tops Percentage Gains in Live + 7 Ratings for Week 12 Ending December 14 ''. TV by the Numbers. Retrieved December 29, 2014. Jump up ^ Bibel, Sara ( February 2, 2015 ). `` ' Modern Family ' Biggest Adults 18 - 49 Increase, ' Revenge ', ' Forever ' & ' State of Affairs ' Top Percentage Gainers & ' Castle ' Grows Most in Viewership in Live + 7 Ratings for Week 17 Ending January 18 ''. TV by the Numbers. Retrieved February 2, 2015. Jump up ^ Kondolojy, Amanda ( February 9, 2015 ). `` ' Empire ' Notches Biggest Adults 18 - 49 Increase, ' Revenge ' Leads Percentage Gainers & ' Elementary ' Tops Viewership Gains in Live + 7 Ratings for Week 18 Ending January 25 ''. TV by the Numbers. Retrieved February 9, 2015. Jump up ^ Bibel, Sara ( February 17, 2015 ). `` ' The Big Bang Theory ' Notches Biggest Adults 18 - 49 & Viewership Increase, ' Hart of Dixie ' Top Percentage Gainers in Live + 7 Ratings for Week 18 Ending February 1 ''. TV by the Numbers. Retrieved February 17, 2015. Jump up ^ Kondolojy, Amanda ( February 23, 2015 ). `` ' The Big Bang Theory ' Leads Adults 18 - 49 & Viewership Gains, ' Glee ' Tops Percentage Increases in Live + 7 Ratings for Week 20 Ending February 8 ''. TV by the Numbers. Retrieved February 23, 2015. Jump up ^ Bibel, Sara ( March 2, 2015 ). `` ' Modern Family ' Leads Adults 18 - 49 Gains, ' The Blacklist ' Tops Percentage Increases & Viewer Growth in Live + 7 Ratings for Week 21 Ending February 15 ''. TV by the Numbers. Retrieved March 2, 2015. Jump up ^ Kondolojy, Amanda ( April 6, 2015 ). `` ' Empire ' Leads Adults 18 - 49 & Viewership Gains + ' The Originals ' Tops Percentage Increases in Live + 7 Ratings for Week 26 Ending March 22 ''. TV by the Numbers. Retrieved April 6, 2015. Jump up ^ Bibel, Sara ( April 13, 2015 ). `` ' Modern Family ' Leads Adults 18 - 49 Gains, ' Forever ' Tops Percentage Increases & ' The Blacklist ' Wins Viewership Growth in Live + 7 Ratings for Week 27 Ending March 29 ''. TV by the Numbers. Retrieved April 13, 2015. Jump up ^ Kondolojy, Amanda ( April 20, 2015 ). `` ' The Big Bang Theory ' Leads Adults 18 - 49 Gains, ' The Blacklist ' Tops Percentage & Viewership Growth in Live + 7 Ratings for Week 28 Ending April 5 ''. TV by the Numbers. Retrieved April 20, 2015. Jump up ^ Bibel, Sara ( April 27, 2015 ). `` ' The Big Bang Theory ' Leads Adults 18 - 49 & Viewership Gains, ' The Following ' Tops Percentage Growth in Live + 7 Ratings for Week 29 Ending April 12 ''. TV by the Numbers. Retrieved April 27, 2015. Jump up ^ Kondolojy, Amanda ( May 4, 2015 ). `` ' The Big Bang Theory ' Leads Adults 18 - 49 & Viewership Gains, ' Reign ', ' Supernatural ' & ' The Vampire Diaries ' Top Percentage Growth in Live + 7 Ratings for Week 30 Ending April 19 ''. TV by the Numbers. Retrieved May 4, 2015. Jump up ^ Bibel, Sara ( May 11, 2015 ). `` ' The Big Bang Theory ' Leads Adults 18 - 49 & Viewership Gains, ' The Blacklist ' & ' The Vampire Diaries ' Top Percentage Growth in Live + 7 Ratings for Week 31 Ending April 26 ''. TV by the Numbers. Retrieved May 11, 2015. Jump up ^ Kondolojy, Amanda ( May 18, 2015 ). `` ' The Big Bang Theory ' & ' Modern Family ' Tie for Adults 18 - 49 Growth, ' The Messengers ' Leads Percentage Gains + ' The Blacklist ' Tops Viewership Increase in Live + 7 Ratings for Week 32 Ending May 3 ''. TV by the Numbers. Retrieved May 19, 2015. Jump up ^ Bibel, Sara ( May 26, 2015 ). `` ' The Big Bang Theory ' Leads Adults 18 - 49 & Viewership Growth, ' The Blacklist ' Tops Percentage Gains in Live + 7 Ratings for Week 32 Ending May 10 ''. TV by the Numbers. Archived from the original on May 26, 2015. Retrieved May 26, 2015. Jump up ^ Kondolojy, Amanda ( June 1, 2015 ). `` ' Modern Family ' Leads Adults 18 - 49 & Viewership Growth, ' Wayward Pines ' Tops Percentage Gains in Live + 7 Ratings for Week 33 Ending May 17 ''. TV by the Numbers. Retrieved June 1, 2015. Grimm Episodes Season 1 `` Pilot '' `` Bears Will Be Bears '' `` Beeware '' `` Lonelyhearts '' `` Danse Macabre '' `` The Three Bad Wolves '' `` Let Your Hair Down '' `` Game Ogre '' `` Of Mouse and Man '' `` Organ Grinder '' `` Tarantella '' `` Last Grimm Standing '' `` Three Coins in a Fuchsbau '' `` Plumed Serpent '' `` Island of Dreams '' `` The Thing with Feathers '' `` Love Sick '' `` Cat and Mouse '' `` Leave It to Beavers '' `` Happily Ever Aftermath '' `` Big Feet '' `` Woman in Black '' Season 2 `` Bad Teeth '' `` The Kiss '' `` Bad Moon Rising '' `` Quill '' `` The Good Shepherd '' `` Over My Dead Body '' `` The Bottle Imp '' `` The Other Side '' `` La Llorona '' `` The Hour of Death '' `` To Protect and Serve Man '' `` Season of the Hexenbiest '' `` Face Off '' `` Natural Born Wesen '' `` Mr. Sandman '' `` Nameless '' `` One Angry Fuchsbau '' `` Volcanalis '' `` Endangered '' `` Kiss of the Muse '' `` The Waking Dead '' `` Goodnight, Sweet Grimm '' Season 3 `` The Ungrateful Dead '' `` PTZD '' `` A Dish Best Served Cold '' `` One Night Stand '' `` El Cucuy '' `` Stories We Tell Our Young '' `` Cold Blooded '' `` Twelve Days of Krampus '' `` Red Menace '' `` Eyes of the Beholder '' `` The Good Soldier '' `` The Wild Hunt '' `` Revelation '' `` Mommy Dearest '' `` Once We Were Gods '' `` The Show Must Go On '' `` Synchronicity '' `` The Law of Sacrifice '' `` Nobody Knows the Trubel I 've Seen '' `` My Fair Wesen '' `` The Inheritance '' `` Blond Ambition '' Season 4 `` Thanks for the Memories '' `` Octopus Head '' `` The Last Fight '' `` Dyin ' on a Prayer '' `` Cry Luison '' `` Highway of Tears '' `` The Grimm Who Stole Christmas '' `` Chupacabra '' `` Wesenrein '' `` Tribunal '' `` Death Do Us Part '' `` Maréchaussée '' `` Trial by Fire '' `` Bad Luck '' `` Double Date '' `` Heartbreaker '' `` Hibernaculum '' `` Mishipeshu '' `` Iron Hans '' `` You Do n't Know Jack '' `` Headache '' `` Cry Havoc '' Season 5 `` The Grimm Identity '' `` Clear and Wesen Danger '' `` Lost Boys '' `` Maiden Quest '' `` The Rat King '' `` Wesen Nacht '' `` Eve of Destruction '' `` A Reptile Dysfunction '' `` Star - Crossed '' `` Map of the Seven Knights '' `` Key Move '' `` Into the Schwarzwald '' `` Silence of the Slams '' `` Lycanthropia '' `` Skin Deep '' `` The Believer '' `` Inugami '' `` Good to the Bone '' `` The Taming of the Wu '' `` Bad Night '' `` The Beginning of the End ( Part 1 and 2 ) '' Season 6 `` Fugitive '' `` Trust Me Knot '' `` Oh Captain, My Captain '' `` El Cuegle '' `` The Seven Year Itch '' `` Breakfast in Bed '' `` Blind Love '' `` The Son Also Rises '' `` Tree People '' `` Blood Magic '' `` Where the Wild Things Were '' `` Zerstörer Shrugged '' `` The End '' Related Characters Brothers Grimm Grimms ' Fairy Tales Retrieved from `` https://en.wikipedia.org/w/index.php?title=Grimm_(season_4)&oldid=835993113 '' Categories : 2014 American television seasons 2015 American television seasons Grimm ( TV series ) Grimm ( season 4 ) episodes Hidden categories : Use mdy dates from December 2016 Infobox television season articles that use the season name parameter Talk Contents About Wikipedia Wikiquote Español Français Italiano ქართული Português Русский 中文 Edit links This page was last edited on 12 April 2018, at 01 : 12. 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Question: when does nick get his powers back in season 4
Answer: "Highway of Tears"