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 Susanna Thompson Army Lt. Col. Hollis Mann Guest Star Scottie Thompson Jeanne Benoit Guest Star Blake Bashoff Josh Cooper Guest Star Enzo Cilenti Mamoun Sharif Guest Star Arnell Powell Abraham Moussalah Guest Star David Fabrizio Marine Col. Frederick Cooper Guest Star Donald P. Bellisario Executive Producer Dennis Smith Director Robert Palm Writer