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 Muse Watson Mike Franks Guest Star Geoff Pierson Roy Carver Guest Star Ravil Isyanov Nikolai Puchenko, Robert John Stevens Guest Star Albie Selznick Marty Allen Guest Star Nolan North Officer Lou Giotti Guest Star V.J. Foster Arkady Kobach Guest Star Armando Molina Miguel Fernandez Guest Star Donald P. Bellisario Executive Producer Thomas J. Wright Director Shane Brennan Writer