NCIS Need to Know (Season 9, Episode 17)
TV-PG
TV Episode | 42 min | Action, Crime, Drama

NCIS

Need to Know (Season 9, Episode 17)

TV-PG

TV Episode | 42 min | Action, Crime, Drama

When Gibbs meets with a Navy chief petty officer and his attorney (to make a deal), the CPO collapses and dies; while the gang investigate, they find a connection to an illicit arms dealer. The team figure it out, and everything works out.

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Cast	+ Add Cast
18 cast members

Name	Known for
Mark Harmon Leroy Jethro Gibbs Leroy Jethro Gibbs See fewer	NCIS (2003)
Michael Weatherly Anthony DiNozzo Anthony DiNozzo See fewer	NCIS (2003)
Cote de Pablo Ziva David Ziva David See fewer	NCIS (2003)
Pauley Perrette Abby Sciuto Abby Sciuto See fewer	NCIS (2003)
Sean Murray Timothy McGee Timothy McGee See fewer	Hocus Pocus (1993)
Rocky Carroll Leon Vance Leon Vance See fewer	Crimson Tide (1995)
David McCallum Donald Mallard Donald Mallard See fewer	The Great Escape (1963)
Tamer Hassan Agah Bayar Agah Bayar See fewer	The Double (I) (2011)
Matt Jones NCIS Probationary Agent Ned Dorneget NCIS Probationary Agent Ned Dorneget See fewer	Bob Hearts Abishola (2019)
Katia Winter Ava Baransky Ava Baransky See fewer	The Boys (2019)
Adam Kulbersh Alan Katzenbach Alan Katzenbach See fewer	Better Things (2016)
Robin Sachs MI5 Inspector Andrew Challis MI5 Inspector Andrew Challis See fewer	Galaxy Quest (1999)
Michael Edwin TSA Officer Perkins TSA Officer Perkins See fewer	Palm Royale (2024)
Ashton Moio Michael Reardon Michael Reardon See fewer	The Hunger Games (2012)
Erin Beaux DIA Officer George Roca DIA Officer George Roca See fewer	Stranglehold (2009)
Travis Joe Dixon Navy Chief Petty Officer Leland Wiley Navy Chief Petty Officer Leland Wiley See fewer	The Riot Act (2018)
Tony Brown Morgue Corpse (uncredited) Morgue Corpse (uncredited) See fewer	Keeper of the Necklace (2007)
Eric Paul Mercaldo D.I.A. Agent (uncredited) D.I.A. Agent (uncredited) See fewer	Cartel War (2010)