WHEN A DOG IS ACCUSED OF KILLING HIS OWNER, ABBY WILL STOP AT NOTHING TO PROVE HIM INNOCENT, ON "NCIS," TUESDAY, APRIL 15

"Dog Tags" - When the NCIS team investigates a fatal dog mauling, Abby puts her career on the line to prove the dog's innocence in order to save his life. Meanwhile, Gibbs zeroes in on the secret Jenny is keeping, on NCIS, Tuesday, April 15 (8:00-9:00 PM, ET/PT) on the CBS Television Network.

SERIES REGULARS:

NCIS Special Agent Leroy Jethro Gibbs: Mark Harmon
NCIS Special Agent Anthony DiNozzo: Michael Weatherly
Dr. Donald "Ducky" Mallard: David McCallum Abby Sciuto: Pauley Perrette
NCIS Special Agent Timothy McGee: Sean Murray
Ziva David, Mossad Liaison: Cote de Pablo
NCIS Director Jenny Shepard: Lauren Holly

RECURRING CAST:

Jimmy Palmer: Brian Dietzen

GUEST CAST:

Petty Officer Erica Perelli: Rachel Kimsey
Lt. Cmdr. David Warfield: Roger Cross
Lt. Matthew Sanchez: Jorge-Luis Pallo
Petty Officer Colin Dixon: Brian Gross
Petty Officer Lance Tolliver: Matt Corboy
Lt. Scott Bowen: Derrick McMillon
Petty Officer Pete Bidwell: Tripp Pickell
Uniformed Guard: Brian Jones
Seaman: James Ryen

DIRECTED BY: Oz Scott

WRITTEN BY: Dan E. Fesman and Alfonso H. Moreno

RATING: To Be Announced