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 Stefanie von Pfetten Sara Korby Guest Star Brooke Nevin Rachael Sparks Guest Star McKinley Freeman Marine Sgt. Ross Barnes Guest Star Brian Patrick Wade Marine Pvt. David Singer Guest Star Perry Anzilotti Ted Rodgers Guest Star Teo Olivares Speak Guest Star Daniel Lee Robertson III See Guest Star Patric Knutsson Hear Guest Star Mona Patterson Ballerina 1 Guest Star Lu Patterson Ballerina 2 Guest Star Donald P. Bellisario Executive Producer Terrence O'Hara Director Christopher J. Waild Writer Reed Steiner Writer