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The Best Episodes of NCIS: Los Angeles Season 9

Every episode of NCIS: Los Angeles Season 9 ranked from best to worst. Discover the Best Episodes of NCIS: Los Angeles Season 9!

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The exploits of the Los Angeles–based Office of Special Projects (OSP), an elite division of the Naval Criminal Investigative Service that specializes in undercover assignments.

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Episode Rankings

  1. #1 Fan Favorite
    NCIS: Los Angeles Season 9 Episode 1 - Party Crashers
    7.4/10(371 votes)

    #1 - Party Crashers

    S9:E1

    Season 9 begins with Hetty turning in retirement papers and disappearing. A new executive director arrives and immediately makes staffing changes. Meanwhile, Sam, still mourning his wife’s death, insists that Callen find a new partner.

    Director:John Peter Kousakis
    Writer:R. Scott Gemmill

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  2. NCIS: Los Angeles Season 9 Episode 2 - Se Murio El Payaso
    7.6/10(316 votes)

    #2 - Se Murio El Payaso

    S9:E2

    When the daughter of a notorious counterfeiter arrives in Los Angeles, Sam is sent undercover as a financier, while Callen partners with Anna to track the family's latest scheme.

    Director:Rick Tunell
    Writer:Kyle Harimoto

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  3. NCIS: Los Angeles Season 9 Episode 3 - Assets
    7.5/10(319 votes)

    #3 - Assets

    S9:E3

    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.

    Director:Tawnia McKiernan
    Writer:Kyle Harimoto

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  4. NCIS: Los Angeles Season 9 Episode 4 - Plain Sight
    7.8/10(301 votes)

    #4 - Plain Sight

    S9:E4

    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.

    Director:Dennis Smith
    Writer:Joseph C. Wilson

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  5. NCIS: Los Angeles Season 9 Episode 5 - Mountebank
    7.7/10(302 votes)

    #5 - Mountebank

    S9:E5

    Sam goes undercover as a day trader after a prominent investment banker with ties to a Russian oligarch is murdered. Meanwhile, one of Callen’s aliases is the victim of credit card theft, and Mosley is concerned it signals something bigger.

    Director:Terrence O'Hara
    Writer:Jordana Lewis Jaffe

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  6. NCIS: Los Angeles Season 9 Episode 6 - Can I Get A Witness?
    7.7/10(296 votes)

    #6 - Can I Get A Witness?

    S9:E6

    LAPD Detective Whiting calls in a favor when Deeks' former partner goes rogue.

    Director:James Hanlon
    Writer:Chad Mazero

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  7. NCIS: Los Angeles Season 9 Episode 7 - The Silo
    8.0/10(360 votes)

    #7 - The Silo

    S9:E7

    Kensi is transported to a missile launch facility to help thwart a takeover of nuclear weapons.

    Director:James Whitmore Jr.
    Writer:Frank Military

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  8. NCIS: Los Angeles Season 9 Episode 8 - This Is What We Do
    7.7/10(304 votes)

    #8 - This Is What We Do

    S9:E8

    The team must find assailants who illegally crossed the border and attacked California Highway Patrol officers; Homeland Security sends Nell's older and bossy sister to assist with the case.

    Director:John Peter Kousakis
    Writer:R. Scott Gemmill

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  9. NCIS: Los Angeles Season 9 Episode 9 - Fool Me Twice
    7.9/10(297 votes)

    #9 - Fool Me Twice

    S9:E9

    Callen and the team question CIA Agent Joelle Taylor's backstory after she escapes from a kidnapping and turns to Callen for help.

    Director:Benny Boom
    Writer:Andrew Bartels

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  10. NCIS: Los Angeles Season 9 Episode 10 - Forasteira
    7.8/10(292 votes)

    #10 - Forasteira

    S9:E10

    The NCIS team tracks a highly skilled assailant determined to avenge her father's death by killing a Brazilian diplomat.

    Director:Eric A. Pot
    Writer:Erin Broadhurst

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  11. NCIS: Los Angeles Season 9 Episode 11 - All is Bright
    7.6/10(293 votes)

    #11 - All is Bright

    S9:E11

    The team investigates a ransomware attack that takes out the entire power grid for west L.A. and paralyzes the city. Also, as the first holiday season since the death of Sam’s wife approaches, he struggles to find the best way for his family to celebrate.

    Director:Ruba Nadda
    Writer:Chad Mazero

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  12. NCIS: Los Angeles Season 9 Episode 12 - Under Pressure
    7.4/10(306 votes)

    #12 - Under Pressure

    S9:E12

    After napalm is detected at a crime scene, the NCIS team investigates the sole casualty for possible links to terrorism.

    Director:Diana Valentine
    Writer:Joe Sachs

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  13. NCIS: Los Angeles Season 9 Episode 13 - Các Tù Nhân
    8.3/10(327 votes)

    #13 - Các Tù Nhân

    S9:E13

    While Hetty is being tortured by her captors in Vietnam, Eric and Nell find a clue to her whereabouts, prompting the team to organize a rescue mission with very little information.

    Director:James Hanlon
    Writer:R. Scott Gemmill

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  14. NCIS: Los Angeles Season 9 Episode 14 - Goodbye, Vietnam
    8.5/10(337 votes)

    #14 - Goodbye, Vietnam

    S9:E14

    Callen, Sam, Kensi and Deeks join Hetty’s team from the Vietnam War, Sterling Bridges, A.J. Chegwidden and Charles Langston, in a dangerous and off-the-books rescue mission to save Hetty from her captors in Vietnam. Also, Mosley calls in Nell’s sister, homeland security specialist Sydney Jones, to assist the team in Los Angeles with processing evidence connected to Hetty’s time in Vietnam.

    Director:John Peter Kousakis
    Writer:R. Scott Gemmill

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  15. NCIS: Los Angeles Season 9 Episode 15 - Liabilities
    7.9/10(297 votes)

    #15 - Liabilities

    S9:E15

    Callen and Sam pull Granger’s daughter, former spy Jennifer Kim, from witness protection to help the team locate an underground spy who has obtained an arsenal of bomb materials.

    Director:Lily Mariye
    Writer:Kyle Harimoto

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  16. NCIS: Los Angeles Season 9 Episode 16 - Warrior of Peace
    7.9/10(304 votes)

    #16 - Warrior of Peace

    S9:E16

    Callen pursues every alternative when the Diplomatic Security Service apprehends his father, Nikita Aleksandr Reznikov, as part of an exchange for two American photographers being held hostage in Iran.

    Director:Unknown
    Writer:Andrew Bartels

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  17. NCIS: Los Angeles Season 9 Episode 17 - The Monster
    8.1/10(323 votes)

    #17 - The Monster

    S9:E17

    While investigating a missing person’s case, the team uncovers a killer who puts on shows for high-paying voyeurs. Also, Mosley assigns Callen as her partner on a joint ATF mission to apprehend someone from her past.

    Director:Dennis Smith
    Writer:Frank Military

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  18. NCIS: Los Angeles Season 9 Episode 18 - Vendetta
    7.9/10(278 votes)

    #18 - Vendetta

    S9:E18

    Callen and Sam join forces with Anna Kolcheck and the Bureau of Alcohol, Tobacco and Firearms (ATF), when Arkady Kolcheck warns NCIS that a notorious international weapons dealer has returned to the states. Also, the case requires Eric to go undercover as a bank IT technician.

    Director:James Whitmore Jr.
    Writer:Jordana Lewis Jaffe

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  19. NCIS: Los Angeles Season 9 Episode 19 - Outside the Lines
    7.6/10(270 votes)

    #19 - Outside the Lines

    S9:E19

    After a cryptocurrency farm is robbed of over $10 million in Bitcoin codes, Sam and Hidoko go undercover, with Sam resuming a likely compromised former alias.

    Director:Suzanne Misako Saltz
    Writer:Joseph C. Wilson

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  20. NCIS: Los Angeles Season 9 Episode 20 - Reentry
    8.0/10(291 votes)

    #20 - Reentry

    S9:E20

    Callen, Sam and Nell must find pieces of a failed rocket launch, including a top-secret government device; Hetty tries to help Keane acclimate to life in the states.

    Director:Eric A. Pot
    Writer:Andrew Bartels

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  21. NCIS: Los Angeles Season 9 Episode 21 - Where Everybody Knows Your Name
    7.5/10(305 votes)

    #21 - Where Everybody Knows Your Name

    S9:E21

    NCIS partners with the FBI after a Marine is murdered by a rare nerve gas. Also, Deeks shares his dream to quit law enforcement and open a bar.

    Director:Rick Tunell
    Writers:Jordana Lewis Jaffe, Chad Mazero

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  22. NCIS: Los Angeles Season 9 Episode 22 - Venganza
    7.6/10(269 votes)

    #22 - Venganza

    S9:E22

    NCIS investigates the murder of a federal prison inmate who was the adopted daughter of a notorious counterfeiter. Also, Callen is summoned by the Alcohol, Tobacco and Firearms (ATF) Internal Affairs board to discuss Anna Kolcheck’s actions during a joint NCIS and ATF case.

    Director:Yangzom Brauen
    Writers:Erin Broadhurst, Kyle Harimoto

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  23. NCIS: Los Angeles Season 9 Episode 23 - A Line in the Sand
    7.2/10(395 votes)

    #23 - A Line in the Sand

    S9:E23

    After Sam is shot during a firefight with the cartel, a suspect is interrogated and reveals new information on the whereabouts of Spencer Williams, the man who kidnapped Mosley's son five years ago.

    Director:Unknown
    Writer:Unknown

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  24. NCIS: Los Angeles Season 9 Episode 24 - Ninguna Salida
    7.6/10(417 votes)

    #24 - Ninguna Salida

    S9:E24

    Despite several team members having grave reservations, NCIS travels to Mexico for a risky mission to locate and rescue Mosley's son.

    Director:Unknown
    Writer:Unknown

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Season 9 Ratings Summary

"Party Crashers" is the best rated episode of "NCIS: Los Angeles" season 9. It scored 7.4/10 based on 371 votes. Directed by John Peter Kousakis and written by R. Scott Gemmill, it aired on 10/1/2017. This episode is rated 0.2 points higher than the second-best, "Se Murio El Payaso".