The Best Episodes of NCIS Season 21

Episode Rankings

1. #1 Fan Favorite
   

   9.5/10(1517 votes)

   #1 - The Stories We Leave Behind

   S21:E22/19/2024

   As NCIS mourns the loss of Ducky, the agents find comfort in working on one of his unfinished cases involving a woman whose father was dishonorably discharged from the Marines.

   Director:Michael Zinberg

   Writers:Scott Williams, Brian Dietzen

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   Director:Michael Zinberg

   Writers:Scott Williams, Brian Dietzen
2. 

   8.8/10(609 votes)

   #2 - A Thousand Yards

   S21:E74/15/2024

   NCIS comes under attack by a mysterious enemy from the past.

   Director:Diana Valentine

   Writer:Christopher J. Waild

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   Director:Diana Valentine

   Writer:Christopher J. Waild
3. 

   8.1/10(513 votes)

   #3 - Algún Día

   S21:E12/12/2024

   The NCIS team must help Torres when he puts his future at stake by confronting the man who tormented his family when he was a child.

   Director:Diana Valentine

   Writer:Christopher J. Waild

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   Director:Diana Valentine

   Writer:Christopher J. Waild
4. 

   8.1/10(465 votes)

   #4 - Lifeline

   S21:E32/26/2024

   When the NCIS team engages in Walk-a-Mile day to gain a new perspectives on different departments, things take a turn when Kasie receives a distress call from a mysterious man.

   Director:Rocky Carroll

   Writer:Marco Schnabel

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   Director:Rocky Carroll

   Writer:Marco Schnabel
5. 

   8.0/10(406 votes)

   #5 - Heartless

   S21:E84/22/2024

   The NCIS team looks for a motive behind the kidnapping and death of a famous heart surgeon.

   Director:Michael Zinberg

   Writer:Sydney Mitchel

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   Director:Michael Zinberg

   Writer:Sydney Mitchel
6. 

   7.9/10(434 votes)

   #6 - The Plan

   S21:E53/25/2024

   With the help of Knight's dad, NCIS works to unravel the mystery of a recently used service weapon belonging to a missing agent.

   Director:Lionel Coleman

   Writers:Katherine Beattie, Chad Gomez Creasey

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   Director:Lionel Coleman

   Writers:Katherine Beattie, Chad Gomez Creasey
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7. 

   7.7/10(419 votes)

   #7 - Reef Madness

   S21:E105/6/2024

   Parker and Knight discover three bodies on an old Navy ship that's about to be sunk and turned into an artificial reef, when they're suddenly locked inside by a mysterious figure.

   Director:José Clemente Hernandez

   Writer:Scott Williams

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   Director:José Clemente Hernandez

   Writer:Scott Williams
8. 

   7.6/10(433 votes)

   #8 - Left Unsaid

   S21:E43/4/2024

   The NCIS team is in a race against time to find a missing officer who disappeared during his wedding proposal.

   Director:Daniela Ruah

   Writer:Yasemin Yilmaz

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   Director:Daniela Ruah

   Writer:Yasemin Yilmaz
9. 

   7.6/10(433 votes)

   #9 - Strange Invaders

   S21:E64/1/2024

   After discovering a Navy pilot's body riddled with unusual wounds, NCIS' investigation draws the team into the rabbit hole of UFO conspiracy theories.

   Director:Claudia Yarmy

   Writers:Steven D. Binder, Gina Gold, Aurorae Khoo

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   Director:Claudia Yarmy

   Writers:Steven D. Binder, Gina Gold, Aurorae Khoo
10. 

    7.2/10(419 votes)

    #10 - Prime Cut

    S21:E94/29/2024

    After discovering the remains of a Marine captain, the NCIS team travels to Texas to interrogate the suspected killer.

    Director:Diana Valentine

    Writers:Marco Schnabel, Chad Gomez Creasey

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    Director:Diana Valentine

    Writers:Marco Schnabel, Chad Gomez Creasey