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 Brian Dietzen Dr. Jimmy Palmer Actor Rocky Carroll NCIS Director Leon Vance Actor David McCallum Dr. Donald "Ducky" Mallard Actor Steve Valentine Miles Wolf Guest Star Jessica Collins Judy Ford Guest Star Daniel Louis Rivas Miles Wolf Guest Star Robb Derringer Jon Phelps Guest Star Emily Chang Phyllis Moss Guest Star Anna Osceola Navy Ensign Grace Watkins Guest Star Larry Bagby Craig Wilson Guest Star Andrea C. Robinson Midge Watkins Guest Star Jeff Campanella Store Clerk Guest Star Donald P. Bellisario Executive Producer Scott Williams Writer Dennis Smith Director