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 Medalion Rahimi Special Agent Fatima Namazi Actor Caleb Castille Special Agent Devin Rountree Actor Gerald McRaney Retired Admiral Hollace Kilbride Actor Peter Cambor Nate Getz Guest Star Stephanie Lemelin Mary Smith Guest Star Brent Bailey Dennis Adams Guest Star Matt Lasky Joseph Jones Guest Star Cap Peterson Brian "Buster" Miller Guest Star Travis Johns Nick Reed Guest Star Richard Gant Raymond Hanna Guest Star Kavi Ramachandran Ladnier Shyla Dahr Guest Star Shane Brennan Executive Producer R. Scott Gemmill Executive Producer, Writer John Peter Kousakis Executive Producer Suzanne Saltz Director