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 Lauren Holly NCIS Director Jenny Shepard Actor David McCallum Dr. Donald "Ducky" Mallard Actor Scottie Thompson Jeanne Benoit Guest Star Troian Bellisario Sarah McGee Guest Star April Matson Carolyn Guest Star Katherine Bailess Madison Guest Star John Cabrera Officer Samuel Tate Guest Star Fidel Gomez Jordan Block Guest Star Amber Vasquez Cheerleader Guest Star Donald P. Bellisario Executive Producer Terrence O'Hara Director Steven D. Binder Writer