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 Cameron Goodman Maddie Tyler Guest Star Anne-Marie Johnson Marine Col. Stacey Radcliffe Guest Star Mark Totty Army Maj. Max Bourdais Guest Star Nick Spano Marine Sgt. Rudi Haas Guest Star Stelio Savante Danny Coyle Guest Star Darby Stanchfield Shannon Gibbs Guest Star Brenna Radding Kelly Gibbs Guest Star Michael Shepperd Mailman Guest Star Donald P. Bellisario Executive Producer Tony Wharmby Director Shane Brennan Writer