# Unusual Suspects (TV program)

Unusual Suspects is an American television documentary program on Investigation Discovery. The program debuted on June 21, 2010. It showcases many of the most shocking and difficult cases in law enforcement history, and also sheds light on the investigations that led to the arrest of the culprits. On June 17, 2016, the show was cancelled after eight seasons, due to notices of termination by Discovery. In October 2017, a sequel returned to Investigation Discovery, Unusual Suspects: Deadly Intent; Investigation Discovery officially presents it on its website as a new production on its first season. A second sequel, Unusual Suspects: Welcome To ChildHorror, is in development with three seasons, as it resolves around Children killing their own parents.

## Episodes

| Season | Episodes | Season Premiere | Season Finale |
| 1 | 13 | June 21, 2010 | September 6, 2010 |
| 2 | 11 | August 14, 2011 | October 23, 2011 |
| 3 | 13 | February 26, 2012 | May 27, 2012 |
| 4 | 13 | September 9, 2012 | December 9, 2012 |
| 5 | 13 | March 31, 2013 | June 30, 2013 |
| 6 | 13 | January 12, 2014 | April 27, 2014 |
| 7 | 13 | January 4, 2015 | April 5, 2015 |
| 8 | 13 | January 10, 2016 | April 10, 2016 |

### Season 1 (2010)

| No. in series | No. in season | Title | Original air date |
| 1 | 1 | "The Killer Nearby" | May 31, 2010 (2010-05-31) |
| Note: This episode was a "sneak peek" episode. ||||
| 2 | 2 | "Betrayal of Trust" | June 21, 2010 (2010-06-21) |
| 3 | 3 | "A Mother's Conviction" | June 28, 2010 (2010-06-28) |
| October 13, 1997, 10-year-old Joel Kirkpatrick of Lawrenceville, Illinois, is stabbed to death by an intruder in the middle of the night. After an investigation in which numerous seemingly common suspects are considered, his mother, Julie Rae Harper is charged with the crime as the town is in disbelief. No one imagines she is capable of murder. She is convicted and sentenced to 65 years in prison. She appeals her conviction and the Innocence Project takes up her case, believing she could not have committed the crime. Serial killer Tommy Lynn Sells, who is on death row in Texas, then hints that he committed the crime. Lawrenceville prosecutors are not convinced, but others are. Many witnesses who attempted to come forward around the time of the crime but were ignored also speak up. These include a man who saw the suspect in a restaurant two days before the murder and thought his behavior was odd, and a bus ticket saleswoman who thought he matched the description on a composite sketch. A new trial is granted, and Harper is freed. Sells is never convicted of this particular murder, though he remains the prime suspect. ||||
| 4 | 4 | "Will To Murder" | July 5, 2010 (2010-07-05) |
| A killer posing as a delivery man, guns down an affluent couple in their own home in Munster, Indiana. A recent victim of robbery is found shot to death in her car. ||||
| 5 | 5 | "Murder in Biloxi" | July 12, 2010 (2010-07-12) |
| A judge and his wife are murdered in their Biloxi, Mississippi, home. In a city rife with corruption, the suspects range from common criminals to powerful politicians. Pete Halat ||||
| 6 | 6 | "Monster in Spokane" | July 19, 2010 (2010-07-19) |
| A serial killer scares Spokane, Washington, by taking the lives of many people. The analysis of an old lead helps investigators solve the case. Robert Lee Yates ||||
| 7 | 7 | "Millionaire's Murder" | July 26, 2010 (2010-07-26) |
| The murder of a wealthy widow sends shock waves through Madisonville, Kentucky. The victim's own records are the key to finding the killer. ||||
| 8 | 8 | "Missing Executive" | August 2, 2010 (2010-08-02) |
| When high-ranking oil executive Sidney Reso is kidnapped from Morristown, New Jersey, an intensive manhunt turns up few clues. ||||
| 9 | 9 | "Burned" | August 9, 2010 (2010-08-09) |
| A series of California fires puts investigators on the hunt for a serial arsonist. After years of dogged investigation, an unpopular theory points to a disturbing culprit: John Leonard Orr ||||
| 10 | 10 | "Lovers and Liars" | August 16, 2010 (2010-08-16) |
| 11 | 11 | "Overkill" | August 23, 2010 (2010-08-23) |
| A serial killer targets the elderly woman in a geted community. Dana Sue Gray ||||
| 12 | 12 | "Happy Face Killer" | August 30, 2010 (2010-08-30) |
| On January 22nd, 1990, Taunja Bennett, a mentally challenged young woman, is found strangled to death. An intense investigation produces no suspects. Then, out of the blue, a bizarre confession by Laverne Pavlinac is made and the case was closed even though the police found the story hard to believe Five years later, someone else claims responsibility for the crime and the murders of six other women. Keith Jesperson ||||
| 13 | 13 | "Cold-Blooded" | September 6, 2010 (2010-09-06) |

### Season 2 (2011)

| No. in series | No. in season | Title | Original air date |
| 14 | 1 | "Never Came Home" | August 14, 2011 (2011-08-14) |
| In 1996, teenager Joey Martin leaves home through a bedroom window to join friends for beers and to catch a glimpse of a rare comet that was due to pass through the Northern sky, but he disappears. Police do not find any concrete leads up until 2008, when a new detective uncovers a shocking story. ||||
| 15 | 2 | "Getting Even" | August 21, 2011 (2011-08-21) |
| 16 | 3 | "Little Girl Lost" | August 28, 2011 (2011-08-28) |
| 17 | 4 | "Who Wanted Them Dead?" | September 4, 2011 (2011-09-04) |
| 18 | 5 | "Hiding in Plain Sight" | September 11, 2011 (2011-09-11) |
| An FBI office worker named Melissa Mooney is raped and strangled to death within days of moving into her new home. When her bitter ex-husband is cleared after appearing to be the most likely suspect, her co-workers in the Bureau persist and ultimately succeed in bringing her killer, someone who was right under their noses from the start of the investigation, to justice. ||||
| 19 | 6 | "Terror in Gulfport" | September 18, 2011 (2011-09-18) |
| A young woman is raped and murdered in the home she shares with her live-in boyfriend. The killer turns out to be someone who made a living saving lives. ||||
| 20 | 7 | "Where's Becky" | September 25, 2011 (2011-09-25) |
| 21 | 8 | "Blood on the Badge" | October 2, 2011 (2011-10-02) |
| 22 | 9 | "Cop Killer" | October 9, 2011 (2011-10-09) |
| On February 20, 1983, policeman Kirk Johnson from the San Diego PD is found dead inside his own police car. Initial evidence points to another policeman from the same department. Detectives investigate their own workmates until they get to the unusual suspect. ||||
| 23 | 10 | "Death of a Freshman" | October 16, 2011 (2011-10-16) |
| 24 | 11 | "Murder in the Mansion" | October 23, 2011 (2011-10-23) |

### Season 3 (2012)

| No. in series | No. in season | Title | Original air date |
| 25 | 1 | "The Perfect Family" | February 26, 2012 (2012-02-26) |
| 26 | 2 | "A Monstrous Act" | March 4, 2012 (2012-03-04) |
| 27 | 3 | "Murder on Miguel Lane" | March 11, 2012 (2012-03-11) |
| In 1985, the homicide of three Arlington, Texas, teens shocks the community. ||||
| 28 | 4 | "Innocent Bystander" | March 25, 2012 (2012-03-25) |
| In 2002, a Brunswick, New York, couple are found murdered in their apartment. ||||
| 29 | 5 | "Clairemont Killer" | April 1, 2012 (2012-04-01) |
| In 1990, the murders of six females put investigators on the trail of a vicious serial killer: Cleophus Prince Jr. ||||
| 30 | 6 | "Left For Dead" | April 8, 2012 (2012-04-08) |
| 31 | 7 | "Murderous Intentions" | April 15, 2012 (2012-04-15) |
| 32 | 8 | "Death of an Angel" | April 22, 2012 (2012-04-22) |
| 33 | 9 | "Hotel Homicides" | April 29, 2012 (2012-04-29) |
| Between 1993 and 1997 three women are murdered in three Des Moines, Iowa, hotels. Hampered by the sheer volume of suspects and the infancy of forensic testing, it takes years of dogged investigation to bring Donald Piper to justice. ||||
| 34 | 10 | "Elemental Murder" | May 6, 2012 (2012-05-06) |
| 35 | 11 | "Deadly Denial" | May 13, 2012 (2012-05-13) |
| 36 | 12 | "Random Act of Madness" | May 20, 2012 (2012-05-20) |
| 37 | 13 | "Bathtub Killer" | May 27, 2012 (2012-05-27) |

### Season 4 (2012)

| No. in series | No. in season | Title | Original air date |
| 38 | 1 | "Pure Evil" | September 9, 2012 (2012-09-09) |
| 39 | 2 | "The Perfect Suspect" | September 16, 2012 (2012-09-16) |
| 40 | 3 | "Wolf in Sheep's Clothing" | September 23, 2012 (2012-09-23) |
| In 1995, 8 year-old Maria Piceno of Lemoore, California, is abducted near her home. ||||
| 41 | 4 | "Blood Trail" | September 30, 2012 (2012-09-30) |
| In 1999, Theresa Wesolowski of Germantown, Wisconsin, is found murdered. ||||
| 42 | 5 | "Mother's Day Murders" | October 7, 2012 (2012-10-07) |
| In 1985, three members of the Eastburn family are viciously murdered in their home ||||
| 43 | 6 | "Gruesome Discovery" | October 14, 2012 (2012-10-14) |
| In 1994, the brutalized body of a young mother is found in a 55-gallon trash barrel. Initial leads point to a possible love triangle, and the possibility that the obsession of one of her coworkers just went too far. When the shocking truth is untangled, a vicious killer faces final justice. ||||
| 44 | 7 | "A Bike Ride to Murder" | October 21, 2012 (2012-10-21) |
| In 1991, the brutalized body of a San Diego girl is found in a weed-choked canyon. ||||
| 45 | 8 | "Murder on the Menu" | October 28, 2012 (2012-10-28) |
| April, 2004, the dismembered body of a chef is found in trash bags along a highway near Danbury, Connecticut. ||||
| 46 | 9 | "Triple Threat" | November 11, 2012 (2012-11-11) |
| June, 1993, a Port Hueneme, California, mother-of-two is found strangled in her home. Was she silenced by her estranged husband? An obsessed coworker? A fledgling serial killer? ||||
| 47 | 10 | "City Under Siege" | November 18, 2012 (2012-11-18) |
| A violent shooting spree plaguing Arizona. Dale Hausner and Samuel Dieteman ||||
| 48 | 11 | "Killings in Kentucky" | November 25, 2012 (2012-11-25) |
| On a winter morning in 1993, a beloved veterinarian and his wife and son are viciously gunned down in their Columbia, Kentucky, home. ||||
| 49 | 12 | "No Mercy" | December 2, 2012 (2012-12-02) |
| In 2001, a mother of triplets is found strangled in her Puyallup, Washington, home. Was she the victim of dangerous obsession, or a classic love triangle? ||||
| 50 | 13 | "Maritime Murder" | December 9, 2012 (2012-12-09) |
| In 1982, a Naval Officer dies from a mysterious illness. When toxicology reports reveal he was poisoned, Naval Investigators sift through a ship of countless theories. ||||

### Season 5 (2013)

| No. in series | No. in season | Title | Original air date |
| 51 | 1 | "Deadly Forest" | March 31, 2013 (2013-03-31) |
| In 1985, a popular high school girl is murdered in the Angeles National Forest. Investigators run through a network of classmates, rivals and troublemakers to find the killer. Years later, a break in the cases exposes the shocking truth and unearths a devastating betrayal. ||||
| 52 | 2 | "Christmas Mourning" | April 7, 2013 (2013-04-07) |
| 53 | 3 | "Burning Fury" | April 14, 2013 (2013-04-14) |
| 54 | 4 | "Driven to Murder" | April 21, 2013 (2013-04-21) |
| 55 | 5 | "Phantom Predator" | April 28, 2013 (2013-04-28) |
| 56 | 6 | "Deathbed" | May 12, 2013 (2013-05-12) |
| 57 | 7 | "The Deacon's Undoing" | May 19, 2013 (2013-05-19) |
| 58 | 8 | "Sin City Slaying" | May 26, 2013 (2013-05-26) |
| 59 | 9 | "Manufacturing Murder" | June 2, 2013 (2013-06-02) |
| 60 | 10 | "Little Boy Lost" | June 9, 2013 (2013-06-09) |
| 61 | 11 | "When Evil Strikes" | June 16, 2013 (2013-06-16) |
| 62 | 12 | "The Last Resort" | June 23, 2013 (2013-06-23) |
| Laurderdale-by-the-Sea resort manager Rudi Houda is walking through a grocery store parking lot to his car, when out of nowhere, a mysterious pickup pulls up alongside Houda and someone inside douses him with a cooler full of deadly acid. Despite prompt help from bystanders, paramedics, and doctors, Houda later dies of his injuries. Further investigation reveals that Houda was involved in a contentious oceanfront property war with a neighboring condominium owner who made it no secret that he wished Houda harm. ||||
| 63 | 13 | "Dangerous Fortune" | June 30, 2013 (2013-06-30) |
| A Vietnamese fortune teller and her daughter are discovered stabbed to death and covered in white paint in what seems to a ritualistic double homicide. Thorough investigation and forensics ultimately identify a suspect who harbored unrealistic romantic goals and bore a grudge against one of the victims for not making them come true. ||||

### Season 6 (2014)

| No. in series | No. in season | Title | Original air date |
| 64 | 1 | "Vanished in Reno" | January 12, 2014 (2014-01-12) |
| 65 | 2 | "High School Homicide" | January 19, 2014 (2014-01-19) |
| 66 | 3 | "Brute Force" | January 26, 2014 (2014-01-26) |
| 67 | 4 | "Murder in Room 348" | February 9, 2014 (2014-02-09) |
| 68 | 5 | "Wicked Impulse" | February 16, 2014 (2014-02-16) |
| 69 | 6 | "Death of Innocence" | February 23, 2014 (2014-02-23) |
| 70 | 7 | "Hometown Homicide" | March 2, 2014 (2014-03-02) |
| 71 | 8 | "Stone Cold Killer" | March 9, 2014 (2014-03-09) |
| 72 | 9 | "Blood in the Water" | March 16, 2014 (2014-03-16) |
| In 1980, teenager Nanine Grimes is brutally murdered in Colorado. The killer stabbed her more than 80 times. However the killer's blood is also found at the crime scene. Twenty five years later, investigators finally figure out the killer's identity. ||||
| 73 | 10 | "Sinister Secret" | March 23, 2014 (2014-03-23) |
| In 1985, 13-year-old Teri Jo Bradish vanishes from a group home for wayward youth and is found raped and strangled the following morning. Over two decades later, advances in DNA forensics and a workaholic lab technician identify the killer as one of the last people in Bradish's life who would have been suspected of this heinous crime. ||||
| 74 | 11 | "Dead End Trail" | March 30, 2014 (2014-03-30) |
| When college student and radio communications student Susan Schumake is found murdered in a heavily wooded area of her SIU campus in 1981, detectives question whether the crime is related to several previous slayings of young women in the area. ||||
| 75 | 12 | "Nightclub Nightmare" | April 20, 2014 (2014-04-20) |
| 76 | 13 | "Death Comes Calling" | April 27, 2014 (2014-04-27) |

### Season 7 (2015)

| No. in series | No. in season | Title | Original air date |
| 77 | 1 | "Deadly Desire" | January 4, 2015 (2015-01-04) |
| 67-year-old Alice Hufnagle is found raped and strangled to death in her home days before Thanksgiving 2002. After casting a net that includes suitors, neighbors, and co-workers, investigators close in on a suspect who harbored an unrequited infatuation with the East Norriton pharmacist. ||||
| 78 | 2 | "Last Dance" | January 11, 2015 (2015-01-11) |
| A Naval officer returns home to find his talented and popular 16-year old stepdaughter, Meghan Landowski, brutally murdered. Suspects include every male in her high school social circle and a family friend who may have been getting too close to her. ||||
| 79 | 3 | "No Good Deed" | January 18, 2015 (2015-01-18) |
| In 2005, a 28 year-old photographer and college student Samuel Lea is found murdered in his apartment. Investigators suspect that the victim's generosity and willingness to help those in need may have lead a killer to his door. ||||
| 80 | 4 | "Deadly Accusation" | January 25, 2015 (2015-01-25) |
| 81 | 5 | "Death And Taxes" | February 8, 2015 (2015-02-08) |
| When a successful tax attorney is found strangled to death on his Fort Pierce, Florida, property, detectives scrutinize jealous boyfriends, deadbeat tenants, and delinquent clients on their way to finding their killer. ||||
| 82 | 6 | "Murder In The Mirror" | February 15, 2015 (2015-02-15) |
| When a beloved matriarch is found murdered in her Hubbardston, Michigan, home, investigators cast a suspicious eye on friends and neighbors, determined to solve the small town's first homicide. ||||
| 83 | 7 | "An Eye For Murder" | February 22, 2015 (2015-02-22) |
| The close-knit community of Navy town Mayport, Florida, is rocked by the brutal rape and murder of 21-year-old Dina Kichler on December 1st, 1990. She was happily chatting with her mother, who lived in Alabama, on the phone when someone knocked on the front door. Although advised by her mom to not answer the front door, Kichler said it was okay because she knew the man at the door. Her mom never heard any of what happened and just assumed her daughter would call back later. But on the following Monday everyone - from family members to coworkers - worry about Kichler's absence and that leads to the police finding her body back at her home. An arrest did take place but the alleged killer walked free on December 22nd of the same year. But in 1997, detectives from New Hampshire state attending a national law enforcement conference were presented with Kichler's case, and noticed remarkable similarities between her murder and a cold case they had in 1987 - the murder of Michele LaFond. With the advances of DNA technology and some other evidences the cold blooded killer, who always acted motivated by uncontrollable lust and rage, was finally arrested in 1998. ||||
| 84 | 8 | "Absent Teacher" | March 1, 2015 (2015-03-01) |
| In Westmont, Illinois 29-year-old school teacher Rachel Rachlin had her friends and family in a panic. She had been missing for days along all her furniture and possessions. Two weeks after her disappearance, her car was found in a remote long term parking lot at Chicago O'Hare Airport. Records showed it had been there since August 20, 1993, the day after Rachel was last seen. Police noticed a liquid dripping from the bottom of the trunk. When they opened it, inside they found Rachel's body completely covered with about a quarter ton of dirt. Finding her killer leads to discovering the evil and mundane reasons for her murder. ||||
| 85 | 9 | "Left Alone" | March 8, 2015 (2015-03-08) |
| In 1986, 13 year-old Mollie Pittman is attacked and murdered in Orlando, Florida. With no sign of a break-in, investigators wonder, did Mollie know her killer? ||||
| 86 | 10 | "Flames In Paradise" | March 15, 2015 (2015-03-15) |
| David Stevens, a supervisor for a popular dating service, is found murdered inside his torched car on a lonely La Jolla street and detectives investigating the case discover a startling connection between David's killer and an employee of David's with whom he was secretly having an affair. ||||
| 87 | 11 | "Nightmare Field" | March 22, 2015 (2015-03-22) |
| On August 7, 2011, 23-year-old Dalene Carlson goes out for a night of fun at the local bar and never returns. Her corpse is discovered in a corn field months later, with several spent bullets among her remains. After clearing her volatile ex-boyfriend and others of any involvement, investigators rely on witness accounts, ballistics, and the bar's surveillance system to ultimately identify who was responsible for her disappearance and murder. ||||
| 88 | 12 | "Little Girl Gone" | March 29, 2015 (2015-03-29) |
| 89 | 13 | "Barefoot Homicide" | April 5, 2015 (2015-04-05) |
| On November 30, 1984, at Drexel University, 20 year-old math major Deborah Wilson was viciously strangled to death. When her body was discovered the following morning, she was missing her shoes and socks. Some of her classmates and individuals trusted to protect her were suspects. Even though there was no evidence of sexual assault, it's later revealed that this was a crime of sexual nature, committed by someone who should have been keeping her safe instead. ||||

### Season 8 (2016)

| No. in series | No. in season | Title | Original air date |
| 90 | 1 | "New Years Evil" | January 10, 2016 (2016-01-10) |
| After 23-year-old Ashley Kline is found murdered in a Pennsylvania wildlife preserve, investigators must piece together the last few moments of her life to determine who killed her. ||||
| 91 | 2 | "Silent Night" | January 17, 2016 (2016-01-17) |
| On Christmas evening, 33-year-old Jaime Larson is mercilessly murdered. Her boyfriend, who found her body in the bathtub, and some of her neighborhood friends are all suspects. But the killer turns out to be a much creepier person than any of the investigators could ever anticipate. ||||
| 92 | 3 | "Ashes to Ashes" | January 24, 2016 (2016-01-24) |
| Two weeks after the eruption of Mount St. Helens, 8-year-old Kristine Zimmerman was found fatally strangled in an isolated forest outside Ocean Shores, Washington. Several people come forward and help police put together a timeline of Kristine's disappearance. But a few wrong testimonies almost let the murderer get away with his crime. ||||
| 93 | 4 | "Vicious Voyeur" | January 31, 2016 (2016-01-31) |
| On May 21st, 2002, in Raleigh, North Carolina, 23-year-old Stephanie Bennett was found naked, bound, gagged and murdered. No one of her roommates or neighbors could really help the Police with concrete information. But what no one would expect was that the killer - who was arrested three years later - was someone who lived among them. ||||
| 94 | 5 | "Drive With Danger" | February 13, 2016 (2016-02-13) |
| Janean Brown spent her last night on Earth at the Copper Lantern in Whitehouse, Ohio - a friendly neighborhood bar. Two days later, on November 19, 1983, her nearly decapitated naked body was found buried under a pile of dirt. Twenty-eight years slipped by with no leads until the DNA lab reported on a piece of investigation that would lead to the trial of the rapist murderer 3 years later. ||||
| 95 | 6 | "Knives And Lies" | February 21, 2016 (2016-02-21) |
| On December 30, 1993, in an apart complex in Salt Lake City, fourteen-year-old Chirtopher Mosier was at home babysitting a neighbor's eleven-month-old son. An hour later, the woman in the unit below was jolted awake by noise. 45 minutes after that, at 9:00PM, Christopher's mother - Silvia - came home after working the dinner shift at a nearby restaurant. She then found her son brutally stabbed and no sign of the baby anywhere. Eight years later, the investigation focused on a suspect that had skipped town not so long after the murder. The information acquired during this last interrogation in addition to state of the art DNA analysis helped police to finally solve the case. ||||
| 96 | 7 | "Last Curtain Call" | February 28, 2016 (2016-02-28) |
| In the hot desert town of Yuma, Arizona, Hollywood actor turned businessman Jimmy Ferrara was shot dead in his home on September 29, 1985. He was last seen driving near his house with a blond stranger at 7:45PM - 30 minutes before police believed he was gunned down. The hunt for the killer lead to surprising suspects but still the case went cold for lacking evidence. Nearly 20 years later, there was a new twist no one saw coming. ||||
| 97 | 8 | "Murder Down Memory Lane" | March 6, 2016 (2016-03-06) |
| On September 18, 2008, in Santa Ana, California, Darlene Saddler is found dead, lying on the floor in a pool of blood, with a large kitchen knife sticking right out of the base of her neck. It is soon discovered that her little daughter was in the house while everything happened. A five-year-old now holds the key to her own mother's murder. ||||
| 98 | 9 | "Housebound Homicide" | March 13, 2016 (2016-03-13) |
| Housebound in her Denver apartment, 36-year-old Renee Ealy relied on support visits from family, friends and neighbors. On the night of June 22, 2000, one of those trusted visitors stabbed her to death 21 times. ||||
| 99 | 10 | "Kill Now, Pay Later" | March 20, 2016 (2016-03-20) |
| On March 21st, 1980, in Santa Clara, California, 32-year-old businessman Howard Witkin was shot and killed in his own home in what seemed a carefully planned ambush. Investigation quickly revealed the motive wasn't love or hate but one just as timeless: money. Arrests took place and the case was closed just two years after the event. But ten years after the killing, a revelation comes to light and the person who had been sentenced to life in prison for Witkin's death, manages to get the judge to dismiss the original conviction for a lighter sentence in return for exposing the real mastermind behind this murder. ||||
| 100 | 11 | "End of the Line" | March 27, 2016 (2016-03-27) |
| Just after 2:30 A.M. on March 5th 1994, 18-year-old college freshman Stephanie Hummer was headed to a party near the Ohio State University campus. She never made it. Instead, she was found naked and bludgeoned to death four miles away in a desolate field. A change in the law is what will help police to arrest the killer 12 years later. ||||
| 101 | 12 | "Final Lesson" | April 3, 2016 (2016-04-03) |
| The killer of a Santa Monica, California, art teacher remains at large for years as police use every trick in their arsenal to finally hunt him down. ||||
| 102 | 13 | "Stone Cold Fusion" | April 10, 2016 (2016-04-10) |
| The leading advocate for the controversial science of cold fusion is beaten to death and investigators run the full gamut of suspects, from corporate executives to drug-crazed burglars, to find his killer. ||||