Mark Harmon NCIS Special Agent Leroy Jethro Gibbs Actor Michael Weatherly NCIS Special Agent Anthony "Tony" Dinozzo Actor Cote de Pablo NCIS Special Agent Ziva David Actor Pauley Perrette Forensic Specialist Abby Sciuto Actor Sean Murray NCIS Special Agent Timothy McGee Actor Rocky Carroll NCIS Director Leon Vance Actor David McCallum Dr. Donald "Ducky" Mallard Actor Brian Dietzen Jimmy Palmer Guest Star Muse Watson Mike Franks Guest Star Rena Sofer Margaret Allison Hart Guest Star Dina Meyer Holly Snow Guest Star Todd Lowe NCIS Special Agent Chad Dunham Guest Star Jacqueline Obradors Paloma Reynosa Guest Star Marco Sanchez Alejandro Rivera Guest Star Dylan Bruno Jason Paul Dean Guest Star Penny Johnson Joanne Torrence Guest Star Paul Telfer Damon Werth Guest Star Marlon John PMC 2 Guest Star Kent Shocknek Guy Ross Guest Star Jackie Geary NCIS Special Agent Susan Grady Guest Star Donald P. Bellisario Executive Producer Dennis Smith Director Tony Wharmby Director Terrence O'Hara Director James Whitmore Jr. Director Arvin Brown Director Mark Horowitz Director George Schneck Writer Leslie Libman Director William Webb Director Jesse Stern Writer Steven D. Binder Writer Gary Glasberg Writer Frank Cardea Writer George Schenck Writer Christopher J. Waild Writer David J. North Writer Lee David Zlotoff Writer Reed Steiner Writer Thomas J. Wright Director