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, Director Eric Christian Olsen LAPD Detective Marty Deeks Actor Medalion Rahimi Special Agent Fatima Namazi Actor Caleb Castille Special Agent Devin Rountree Actor Gerald McRaney Retired Admiral Hollace Kilbride Actor Beckett Gunderson Young Callen Guest Star Duncan Campbell NCIS Special Agent Castor Guest Star Nicky Endres Kim Cho Guest Star Gildart Jackson Gerard Dupont Guest Star Adam Lustick Hieronymus Guest Star Kavi Ramachandran Ladnier NCIS Reserve Agent Shyla Dahr Guest Star Josie Nivar Pilar Guest Star Czarina Mada Elena Maldonado Guest Star Christine Horn Elliot Reynolds Guest Star Aaron Coleman Ross Guest Star Samantha Gangal Teenage Girl Guest Star Shane Brennan Executive Producer R. Scott Gemmill Executive Producer John Peter Kousakis Executive Producer Chad Mazero Writer Lee A. Carlisle Writer