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The Best Episodes of NCIS Season 18

Every episode of NCIS Season 18 ranked from best to worst. Discover the Best Episodes of NCIS Season 18!

The Best Episodes of NCIS Season 18

From murder and espionage to terrorism and stolen submarines, a team of special agents investigates any crime that has a shred of evidence connected to...
  1. Background image for Sturgeon Season
    7.2/10(603 votes)

    #1 - Sturgeon Season

    S18:E1

    Gibbs and Fornell attempt to track down the leader of a drug ring who supplied drugs to Fornell's daughter. Also, the team deals with the case of a missing cadaver from the NCIS autopsy room.

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  2. Background image for Everything Starts Somewhere
    8.5/10(649 votes)

    #2 - Everything Starts Somewhere

    S18:E2

    Flashbacks reveal the murder case that first introduced young Gibbs to NCIS and his introduction to young, new-to-America Ducky.

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  3. Background image for Blood And Treasure
    7.7/10(505 votes)

    #3 - Blood And Treasure

    S18:E3

    The discovery of two dead bodies leads the NCIS team into the wild world of modern-day treasure hunting. Also, Gibbs and Fornell get deeper into their search for the opioid kingpin.

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  4. Background image for Sunburn
    7.9/10(514 votes)

    #4 - Sunburn

    S18:E4

    McGee and his wife Delilah's (Margo Harshman) Bahamian vacation turns into a high-stakes mission when a case NCIS is tracking of a dead escape room manager has ties to the island. Also, Gibbs fears the worst when his search for Fornell leads to blood.

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  5. Background image for Head of the Snake
    8.5/10(537 votes)

    #5 - Head of the Snake

    S18:E5

    Gibbs and Fornell's crusade to find the head of the drug ring responsible for Fornell's daughter Emily's overdose comes to a climax. Also, Gibbs and Vance finally let the team in on a case that has dangerous implications.

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  6. Background image for 1mm
    7.9/10(545 votes)

    #6 - 1mm

    S18:E6

    Following a tip about smuggled weapons, Bishop and Torres engage in a shootout in a former sheriff's residence that's now a historical site, only to find themselves locked in abandoned jail cells there.

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  8. Background image for The First Day
    8.1/10(634 votes)

    #7 - The First Day

    S18:E7

    NCIS investigates the murder of a Navy officer who was killed while driving home a recently released inmate. Also, Gibbs helps Palmer deal with a personal trauma.

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  9. Background image for True Believer
    7.4/10(526 votes)

    #8 - True Believer

    S18:E8

    When Sloane’s name is discovered in Afghanistan at the site of an abandoned bus with a dead driver, Gibbs accompanies her on a trip to find a group of girls who were kidnapped from the bus. McGee, Bishop and Torres track down a hacker who emailed compromising information to the Taliban.

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  10. Background image for Winter Chill
    7.8/10(553 votes)

    #9 - Winter Chill

    S18:E9

    NCIS dives into the competitive world of food trucks after finding a man frozen to death in the back of one.

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  11. Background image for Watchdog
    7.5/10(612 votes)

    #10 - Watchdog

    S18:E10

    NCIS uncovers a secret dogfighting ring, which leads to an unexpected move by one of the team members.

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  12. Background image for Gut Punch
    6.9/10(563 votes)

    #11 - Gut Punch

    S18:E11

    Vance assigns McGee, Torres, and Bishop to Covid compliance duty at a foreign affairs summit, where they discover a link to another NCIS team's murder case.

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  13. Background image for Sangre
    7.8/10(495 votes)

    #12 - Sangre

    S18:E12

    Evidence from the stabbing of a Marine Sergeant leads Torres to meet his father who left when he was a child.

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  14. Background image for Misconduct
    7.6/10(448 votes)

    #13 - Misconduct

    S18:E13

    The team investigates a cyclist killed in a hit and run. Gibbs prepares to testify against a financial advisor who stole millions from his Navy clients.

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  15. Background image for Unseen Improvements
    8.1/10(481 votes)

    #14 - Unseen Improvements

    S18:E14

    NCIS tracks a stolen laptop to the uncle of a young boy, Phineas, Gibbs’ former neighbor.

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  16. Background image for Blown Away
    7.9/10(491 votes)

    #15 - Blown Away

    S18:E15

    When members of an NCIS Regional Enforcement Action Capabilities Training Team (REACT) are killed during an explosion, NCIS Special Agent Jessica Knight (Katrina Law), the lone surviving member, helps crack the case using high tech body armor.

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  17. Background image for Rule 91
    8.2/10(605 votes)

    #16 - Rule 91

    S18:E16

    While pursuing a dangerous arms dealer, the team is shocked when Bishop is implicated in an old NSA leak while Gibbs and Marcie realize the killer they've been tracking may be onto them.

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Season 18 Ratings Summary

"Sturgeon Season" is the best rated episode of "NCIS" season 18. It scored 7.2/10 based on 603 votes. Directed by Michael Zinberg and written by Scott Williams, it aired on 11/17/2020. This episode is rated 1.3 points higher than the second-best, "Everything Starts Somewhere".