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 Scottie Thompson Jeanne Benoit Guest Star Brian Dietzen Jimmy Palmer Guest Star Muse Watson Mike Franks Guest Star Joe Spano Senior FBI Agent T.C. Fornell Guest Star Betsy Rue Sasha Gordon Guest Star Rocky Carroll NCIS Director Leon Vance Guest Star Susan Kelechi Watson NCIS Intel Analyst Nikki Jardine Guest Star David Dayan Fisher Trent Kort Guest Star Oleg Taktarov Viggo Drantyev Guest Star Jeff Witzke Attendant Guest Star Mark Matkevich Jake Guest Star Sheila E. Frazier Debra Green Guest Star Kathleen Gati Natasha Lenkov Guest Star Donald P. Bellisario Executive Producer Shane Brennan Executive Producer, Writer Thomas J. Wright Director Dennis Smith Director Tony Wharmby Director David J. North Writer Terrence O'Hara Director Martha Mitchell Director Colin Bucksey Director Oz Scott Director Arvin Brown Director Chas. Floyd Johnson Executive Producer Reed Steiner Writer Jesse Stern Writer Steven D. Binder Writer Alfonso H. Moreno Writer George Schenck Writer Dan E. Fesman Writer Frank Cardea Writer