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NCIS – Season 23, Episode 15 Knick-Knack

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NCIS – Season 23, Episode 15

Knick-Knack

Aired Apr 7, 2026

Crime

Drama

Action

Adventure

Mystery & Thriller

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2 Reviews

A murder aboard a museum ship becomes a cryptic treasure hunt when a dying Navy captain leaves a final clue; to solve it, the team must decode what was worth killing -- and dying -- for.

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NCIS Special Agent Timothy McGee

Wilmer Valderrama

NCIS Special Agent Nicholas "Nick" Torres

Brian Dietzen

Dr. Jimmy Palmer

Diona Reasonover

Forensic Scientist Kasie Hines

Katrina Law

NCIS Special Agent Jessica Knight

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NCIS Director Leon Vance

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Alexandria Ingham

TV Fanatic

1h

3/5

NCIS Season 23 Episode 15 is a victim of the outstanding 500th-episode milestone, but that’s not a terrible thing for the series as a whole. I will give the installment its due when it comes to creating something memorable.

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Brittany Frederick

TVBrittanyF.com

1d

C-

It’s essentially watching the characters play a puzzle game for 42 minutes.

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Synopsis

A murder aboard a museum ship becomes a cryptic treasure hunt when a dying Navy captain leaves a final clue; to solve it, the team must decode what was worth killing -- and dying -- for.

Director: Kevin Berlandi
Executive Producer: Steven D. Binder, David J. North, Chas. Floyd Johnson, Mark Harmon, Scott Williams, Christopher J. Waild, Mark R. Schilz
Screenwriter: Christopher J. Waild
Network: CBS
Rating: TV-14 (L|V)
Genre: Crime, Drama, Action, Adventure, Mystery & Thriller
Original Language: English
Release Date: Apr 7, 2026