NCIS Thick as Thieves (Season 19, Episode 15)
TV-14
TV Episode | Action, Crime, Drama

NCIS

Thick as Thieves (Season 19, Episode 15)

TV-14

TV Episode | Action, Crime, Drama

Parker's delinquent past resurfaces when NCIS is called to Philadelphia to investigate the death of a Navy petty officer.

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Cast	+ Add Cast
21 cast members

Name	Known for
Mark Harmon Leroy Jethro Gibbs (credit only) Leroy Jethro Gibbs (credit only) See fewer	NCIS (2003)
Sean Murray Timothy McGee Timothy McGee See fewer	Hocus Pocus (1993)
Wilmer Valderrama Nick Torres Nick Torres See fewer	That '70s Show (1998)
Katrina Law Jessica Knight Jessica Knight See fewer	Arrow (2012)
Brian Dietzen Dr. Jimmy Palmer Dr. Jimmy Palmer See fewer	From Justin to Kelly (2003)
Diona Reasonover Kasie Hines Kasie Hines See fewer	NCIS (2003)
David McCallum Donald Mallard (credit only) Donald Mallard (credit only) See fewer	The Great Escape (1963)
Rocky Carroll Leon Vance Leon Vance See fewer	Crimson Tide (1995)
Gary Cole Alden Parker Alden Parker See fewer	Dodgeball: A True Underdog Story (2004)
Kevin Chapman Billy Doyle Billy Doyle See fewer	CODA (2021)
Jose Pablo Cantillo DEA Agent Mark Sisco DEA Agent Mark Sisco See fewer	Crank (2006)
Trisha LaFache Lola Lola See fewer	Garden State (2004)
Ashley Platz Kat Hanna Kat Hanna See fewer	Yellowstone (2018)
Deb Hiett Navy Chief Laura Ramirez Navy Chief Laura Ramirez See fewer	Barbie (I) (2023)
Ansel Carpenter Young Billy Young Billy See fewer	NCIS (2003)
Harrison Leahy Young Alden Parker Young Alden Parker See fewer	NCIS (2003)
Rueben Grundy Philadelphia P.D. Detective Dubrow Philadelphia P.D. Detective Dubrow See fewer	Sweet November (2001)
Tony Becker Policeman Policeman See fewer	Tour of Duty (1987)
Braxton Hale Colin Colin See fewer	Law & Order (1990)
Jeff Pride Car Owner Car Owner See fewer	1923 (2022)
Val Garrahan Navy Petty Officer 2nd Class Danna Calley Navy Petty Officer 2nd Class Danna Calley See fewer	Sorry to Bother You (2018)