Chris O'Donnell Special Agent G. Callen Actor LL Cool J Special Agent Sam Hanna Actor Linda Hunt Henrietta "Hetty" Lange Actor Daniela Ruah Special Agent Kensi Blye Actor Eric Christian Olsen LAPD Detective Marty Deeks Actor Barrett Foa Tech Operator Eric Beale Actor Renée Felice Smith Intelligence Analyst Nell Jones Actor Nia Long Executive Assistant Director Shay Mosley Actor Andrea Bordeaux NCIS Special Agent Harley Hidoko Guest Star Aaron D. Spears FBI Special Agent Mark Monroe Guest Star Robert Curtis Brown Air Force OSI Executive Director David Cole Guest Star Amanda Clayton Air Force Captain Anna Ross Guest Star Dustin Seavey Air Force Captain Kevin Miller Guest Star Ellen Wroe Tiffany Miller Guest Star Jason Downs Professor Ted Holmes Guest Star Joshua Elijah Reese FBI Agent 1 Guest Star Sharon Battle Air Force Office of Special Investigations Agent Guest Star Mark Reininga Air Force Lieutenant Gerald Zindower Guest Star Akanimo Eyo Air Force Launch Control Officer Guest Star Arley Ryder Armed Air Force Airman Guest Star Shane Brennan Executive Producer R. Scott Gemmill Executive Producer John Peter Kousakis Executive Producer Frank Military Writer James Whitmore Jr. Director