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 Ralph Waite Jackson Gibbs Guest Star Joe Regalbuto Col. George Ellis Guest Star Corey Reynolds Lt. Cmdr. Aaban El-Sayad Guest Star Brando Eaton Patrick Ellis Guest Star Lindsay Pulsipher Tina Ellis Guest Star Meredith Eaton Carol Wilson Guest Star Aaron McPherson 1st Sgt. Louis Tibbens Guest Star Jenna Gavigan Lara Guest Star Kristopher Higgins Dean Guest Star Rochelle Greenwood Ensign Cara Blake Guest Star Kate Fuglei Delores Bromstead Guest Star Harrison Forsyth Fisher Blake Guest Star Donald P. Bellisario Executive Producer Arvin Brown Director Gary Glasberg Writer