# NCIS: Los Angeles season 9

The ninth season of NCIS: Los Angeles premiered on October 1, 2017 on CBS for the 2017–18 television season, and concluded on May 20, 2018. The season contained 24 episodes and the series’ 200th episode. Nia Long joined the cast as Shay Mosley for the ninth season after Miguel Ferrer's death.
The ninth season ranked 23 with a total of 10.50 million viewers.

## Cast
### Main

* Chris O'Donnell as Grisha "G." Callen, NCIS Special Agent in Charge (SAC)
* Daniela Ruah as Kensi Blye, NCIS Junior Special Agent
* Eric Christian Olsen as Marty Deeks, L.A.P.D. Detective and Liaison to NCIS
* Barrett Foa as Eric Beale, NCIS Technical Operator
* Renée Felice Smith as Nell Jones, NCIS Special Agent and Intelligence Analyst
* Nia Long as Shay Mosley, NCIS Executive Assistant Director for Pacific Operations (EADPAC)
* Linda Hunt as Henrietta Lange, NCIS Supervisory Special Agent (SSA) and Operations Manager
* LL Cool J as Sam Hanna, NCIS Senior Special Agent, Second in Command

### Recurring

* Vyto Ruginis as Arkady Kolcheck
* Bar Paly as Anastasia "Anna" Kolcheck, an ATF Agent and Callen's girlfriend.
* John M. Jackson as Rear Admiral A. J. Chegwidden, JAGC, USN (Ret.)
* Andrea Bordeaux as Harley Hidoko, NCIS Special Agent and Executive Assistant to the EADPAC.
* Jeff Kober as Harris Keane
* Pamela Reed as Roberta Deeks, Deeks' mother.
* Daniel J. Travanti as Nikita Aleksandr Reznikov / Garrison, Callen's father
* Ravil Isyanov as Anatoli Kirkin
* Patrick St. Esprit as LAPD Lieutenant Roger Bates
* Karina Logue as LAPD Detective Ellen Whiting
* Max Martini as Arlo Turk
* Bobby Lee as Rio Syamsundin
* Drew Waters as Brian Bush, FBI Agent
* Malese Jow as Jennifer Kim
* David Paul Olsen as Tom Olsen, Sam’s former SEAL buddy

## Episodes

| No. overall | No. in season | Title | Directed by | Written by | Original release date | Prod. code | U.S. viewers (millions) |
| 193 | 1 | "Party Crashers" | John Peter Kousakis | R. Scott Gemmill | October 1, 2017 (2017-10-01) | 901 | 8.95 |
| As Hetty turns in retirement papers and disappears, Shay Mosley comes to Los Angeles to oversee the team and makes staffing changes; Sam insists that Callen find a new partner. Meanwhile, the team investigate the death of a South Korean agent investigating North Korea's missile program. ||||||||
| 194 | 2 | "Se Murio El Payaso" | Rick Tunell | Kyle Harimoto | October 8, 2017 (2017-10-08) | 825 | 8.46 |
| When the daughter of a notorious counterfeiter arrives in Los Angeles, Sam is sent undercover as a financier, while Callen partners with Anna (Bar Paly) to track the family's latest scheme. Hetty is shown in Ho Chi Minh City, Vietnam bribing a prison guard to allow her to talk to a Harris Kaine. ||||||||
| 195 | 3 | "Assets" | Tawnia McKiernan | Kyle Harimoto | October 15, 2017 (2017-10-15) | 902 | 8.65 |
| During the murder investigation of a Navy Lieutenant on leave in Los Angeles, the NCIS team uncovers classified surveillance briefs she smuggled into the city that may have been sold to a foreign buyer. Meanwhile, Sam decides to sell his house. ||||||||
| 196 | 4 | "Plain Sight" | Dennis Smith | Joseph C. Wilson | October 22, 2017 (2017-10-22) | 903 | 8.18 |
| After weapons with a $1 million street value are stolen, the team tracks the evidence to a wealthy charity event, prompting Mosley to be added to the guest list with Callen and Sam as her security detail. ||||||||
| 197 | 5 | "Mountebank" | Terrence O'Hara | Jordana Lewis Jaffe | October 29, 2017 (2017-10-29) | 904 | 7.50 |
| Sam goes undercover as a day trader after a prominent investment banker with ties to a Russian oligarch is murdered. Also, one of Callen's aliases is the victim of credit card theft, and Mosley is concerned it signals something bigger. ||||||||
| 198 | 6 | "Can I Get a Witness?" | James Hanlon | Chad Mazero | November 5, 2017 (2017-11-05) | 826 | 8.03 |
| LAPD Detective Whiting calls in a favor from Deeks after his former partner, LAPD Lieutenant Bates, goes rogue and only Deeks can bring him in. Hetty is almost kidnapped for the location of the $40 million in gold bars but is rescued by a Buddhist monk. ||||||||
| 199 | 7 | "The Silo" | James Whitmore Jr. | Frank Military | November 12, 2017 (2017-11-12) | 905 | 7.86 |
| After an Air Force captain Kensi dated a decade ago breaches a missile launch facility, she is transported to the location to help thwart the use of nuclear weapons. ||||||||
| 200 | 8 | "This Is What We Do" | John Peter Kousakis | R. Scott Gemmill | November 19, 2017 (2017-11-19) | 906 | 6.95 |
| When a group of migrants and Border Patrol officers are slaughtered near Camp Pendleton, the team discovers that the killers are there for one of their old enemies; Nell must work with her bossy older sister Sydney, a Homeland Security analyst. ||||||||
| 201 | 9 | "Fool Me Twice" | Benny Boom | Andrew Bartels | November 26, 2017 (2017-11-26) | 907 | 7.64 |
| Callen and the team question Joelle's backstory after she escapes from a kidnapping and turns to Callen for help. ||||||||
| 202 | 10 | "Forasteira" | Eric A. Pot | Erin Broadhurst | December 10, 2017 (2017-12-10) | 908 | 7.53 |
| The team tracks a highly-skilled assailant Pietra Rey (Mariela Garriga) determined to avenge her father's death by killing a Brazilian diplomat. Meanwhile, Deeks helps Guy, his mother's boyfriend, with a theft. ||||||||
| 203 | 11 | "All Is Bright" | Ruba Nadda | Chad Mazero | December 17, 2017 (2017-12-17) | 909 | 7.21 |
| The team investigates a ransomware attack that disrupts the entire power grid and paralyzes the city; Sam struggles to find a way for his family to celebrate the holidays after his wife's death. ||||||||
| 204 | 12 | "Under Pressure" | Diana C. Valentine | Joe Sachs | January 7, 2018 (2018-01-07) | 911 | 7.87 |
| After napalm is detected at a crime scene, the team investigates the sole casualty for possible links to terrorism. ||||||||
| 205 | 13 | "Các Tù Nhân" | James Hanlon | R. Scott Gemmill | January 14, 2018 (2018-01-14) | 910 | 9.12 |
| Eric and Nell find a cryptic clue Hetty left behind in a book that points to Ho Chi Minh City, Vietnam. At first, they clash with Mosley as they try to find out what Hetty is doing there, but Mosley comes around and gets them tickets to Vietnam. Meanwhile, Hetty tries to look insane while being interrogated by her "buyer", who is after the secret information she has. The title of the episode, "Các Tù Nhân", is Vietnamese for "Prisoners". ||||||||
| 206 | 14 | "Goodbye, Vietnam" | John Peter Kousakis | R. Scott Gemmill | March 11, 2018 (2018-03-11) | 912 | 8.03 |
| The OSP team must work with Hetty's old unit to locate her before she is sold off, while Nell and Eric must work with Sydney to uncover information that would help the team. ||||||||
| 207 | 15 | "Liabilities" | Lily Mariye | Kyle Harimoto | March 18, 2018 (2018-03-18) | 913 | 8.02 |
| The team's follow up on an old case leads them to Jennifer Kim (Malese Jow), Granger's estranged daughter, who may be the only one able to help them prevent a rogue North Korean agent from causing a terrorist attack in Los Angeles. Hetty readjusts to the OSP office following her return, especially to Mosley. In the end of the episode, Callen and Sam learn that Granger is dead. ||||||||
| 208 | 16 | "Warrior of Peace" | Terence Nightingall | Andrew Bartels | March 25, 2018 (2018-03-25) | 914 | 8.58 |
| Callen's father is apprehended as part of an exchange for two American photographers being held hostage in Iran. ||||||||
| 209 | 17 | "The Monster" | Dennis Smith | Adam George Key & Frank Military | April 1, 2018 (2018-04-01) | 915 | 7.12 |
| While investigating a missing person's case, the team work to dismantle a team who puts on a show for high paying voyeurs by killing victims and sewing together their limbs to create Frankensteinian corpses. Meanwhile, Mosley and Callen assist the ATF in attempting to arrest an arms dealer with a shocking tie to Mosley's past. ||||||||
| 210 | 18 | "Vendetta" | James Whitmore Jr. | Jordana Lewis Jaffe | April 8, 2018 (2018-04-08) | 916 | 8.14 |
| NCIS partners with Anna and the ATF on a case when notorious international weapons dealer Abram Sokolov returns to the United States. ||||||||
| 211 | 19 | "Outside the Lines" | Suzanne Saltz | Joseph C. Wilson | April 22, 2018 (2018-04-22) | 917 | 7.57 |
| Sam and Hidoko are sent undercover after a cryptocurrency farm is robbed of over $10 million in Bitcoin codes. ||||||||
| 212 | 20 | "Reentry" | Eric A. Pot | Lee A. Carlisle & Andrew Bartels | April 29, 2018 (2018-04-29) | 918 | 7.62 |
| The team is in search of a top secret component that went missing from a failed rocket launch. ||||||||
| 213 | 21 | "Where Everybody Knows Your Name" | Rick Tunell | Chad Mazero & Jordana Lewis Jaffe | May 6, 2018 (2018-05-06) | 919 | 7.71 |
| NCIS works a joint task force with the FBI to investigate the death of a Marine who might have died due to a drug overdose. ||||||||
| 214 | 22 | "Venganza" | Yangzom Brauen | Erin Broadhurst & Kyle Harimoto | May 13, 2018 (2018-05-13) | 920 | 7.32 |
| NCIS investigates the murder of a federal prison inmate who was the adopted daughter of a notorious counterfeiter. Also, Callen is summoned by the ATF Internal Affairs board to discuss Anna Kolcheck's actions during the joint NCIS-ATF case. ||||||||
| 215 | 23 | "A Line in the Sand" | Frank Military | Frank Military | May 20, 2018 (2018-05-20) | 921 | 7.82 |
| Following a gunfight that leaves Sam wounded, the team gains a lead on Spencer Williams, the arms dealer that has Mosley's son - and get concerned as Mosley threatens to cross the line to get her son back. ||||||||
| 216 | 24 | "Ninguna Salida" | John Peter Kousakis | Joe Sachs & R. Scott Gemmill | May 20, 2018 (2018-05-20) | 922 | 7.82 |
| Despite several team members having grave reservations, NCIS travels to Mexico for a risky mission to locate and rescue Mosley's son. Also, after finding a mysterious pile of ash, the team starts to worry about Hidoko’s whereabouts. ||||||||

## Ratings

| No. | Episode | Air date | 18–49 rating | Viewers (millions) |
| 1 | "Party Crashers" | October 1, 2017 | 1.3/4 | 8.95 |
| 2 | "Se Murio El Payaso" | October 8, 2017 | 1.0/4 | 8.46 |
| 3 | "Assets" | October 15, 2017 | 1.1/4 | 8.65 |
| 4 | "Plain Sight" | October 22, 2017 | 1.1/3 | 8.18 |
| 5 | "Mountebank" | October 29, 2017 | 0.8/3 | 7.50 |
| 6 | "Can I Get a Witness?" | November 5, 2017 | 0.9/3 | 8.03 |
| 7 | "The Silo" | November 12, 2017 | 0.9/3 | 7.86 |
| 8 | "This Is What We Do" | November 19, 2017 | 0.7/2 | 6.95 |
| 9 | "Fool Me Twice" | November 26, 2017 | 0.9/3 | 7.64 |
| 10 | "Forasteira" | December 10, 2017 | 0.8/3 | 7.53 |
| 11 | "All Is Bright" | December 17, 2017 | 0.9/3 | 7.21 |
| 12 | "Under Pressure" | January 7, 2018 | 0.9/3 | 7.87 |
| 13 | "Cac Tu Nhan" | January 14, 2018 | 1.1/4 | 9.12 |
| 14 | "Goodbye, Vietnam" | March 11, 2018 | 0.9/3 | 8.03 |
| 15 | "Liabilities" | March 18, 2018 | 0.9/3 | 8.02 |
| 16 | "Warrior of Peace" | March 25, 2018 | 1.1/4 | 8.58 |
| 17 | "The Monster" | April 1, 2018 | 0.8/3 | 7.12 |
| 18 | "Vendetta" | April 8, 2018 | 0.9/3 | 8.14 |
| 19 | "Outside the Lines" | April 22, 2018 | 0.8/3 | 7.57 |
| 20 | "Reentry" | April 29, 2018 | 0.7/3 | 7.62 |
| 21 | "Where Everybody Knows Your Name" | May 6, 2018 | 0.8/4 | 7.71 |
| 22 | "Venganza" | May 13, 2018 | 0.8/3 | 7.32 |
| 23 | "A Line in the Sand" | May 20, 2018 | 0.8/3 | 7.82 |
| 24 | "Ninguna Salida" | May 20, 2018 | 0.8/3 | 7.82 |

## Home video release

NCIS: Los Angeles: The Ninth Season :
| Set details | Set details | Special features | Special features | Special features | Special features |
| 24 episodes 6 disc Media Format: Box set, Color, Dolby, NTSC, Subtitled, Widescreen Run time: 16 hours and 58 minutes | 24 episodes 6 disc Media Format: Box set, Color, Dolby, NTSC, Subtitled, Widescreen Run time: 16 hours and 58 minutes | | | | |
| DVD release dates ||||||
| Region 1 | Region 1 | Region 2 | Region 2 | Region 4 | Region 4 |
| August 28, 2018 | August 28, 2018 | September 17, 2018 | September 17, 2018 | August 15, 2018 | August 15, 2018 |