NCIS UNCOVERS A SECRET DOGFIGHTING RING, WHICH LEADS TO AN UNEXPECTED MOVE BY ONE OF THE TEAM MEMBERS, ON "NCIS," TUESDAY, MARCH 16

"Watchdog" - NCIS uncovers a secret dogfighting ring, which leads to an unexpected move by one of the team members, on NCIS, Tuesday, March 16 (8:00-9:00 PM, ET/PT) on the CBS Television Network.

REGULAR CAST:

Mark Harmon (NCIS Special Agent Leroy Jethro Gibbs)
Sean Murray (NCIS Special Agent Timothy McGee)
Emily Wickersham (NCIS Special Agent Eleanor "Ellie" Bishop)
Wilmer Valderrama (NCIS Special Agent Nicholas "Nick" Torres)
Maria Bello (NCIS Special Agent Jaqueline "Jack" Sloane)
Brian Dietzen (Medical Examiner Jimmy Palmer)
Diona Reasonover (Forensic Scientist Kasie Hines)
Rocky Carroll (NCIS Director Leon Vance)
David McCallum (Dr. Donald "Ducky" Mallard)

GUEST CAST:

Laura San Giacomo (Grace Confalone)
Hugo Armstrong (NCIS Inspector General Eugene Coyle)
Max Adler (Luke Stana)
Rickey Eugene Brown (Navy Petty Officer Third Class Ed Thomas)
Marcos Favela (Navy Petty Officer Third Class Carlos Garcia)
Nancy Linehan Charles (Ruthann Harrison)
Amrapali Ambegaokar (July Wunderman)
Nikki Crawford (Dr. Shawna Street)
Jordan Murphy (Navy Commander Ben Randall)

WRITTEN BY: Brendan Fehily and David J. North

DIRECTED BY: Diana Valentine