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 Bonnie Dennison Lindsey Guest Star Eve Gordon Amanda McCormick Guest Star Louis Herthum Ernest McCormick Guest Star Taylor Nichols Hank Galvaston Guest Star Sam Lerner Nathan Tobias Guest Star Jay Ellis Marine Pfc. Thomas "Tommy" Hill Guest Star Josh Drennen Curtis Beane Guest Star Kevin Michael Martin High School Boy Guest Star Brianne Howey High School Girl Guest Star Branton Box John Smith Guest Star Donald P. Bellisario Executive Producer Steven D. Binder Writer James Whitmore Jr. Director