NCIS: Los Angeles - Season 6 - Eps 1: Deep Trouble (2)
Callen and Sam find themselves trapped inside an armed submarine that terrorists are intending to use to hit an aircraft carrier in San Diego. Hetty goes against orders and forgoes her trip to Washington, as the team attempt to locate and save Callen and Sam and stop the terrorist attack.
About NCIS: Los Angeles

Title: NCIS: Los Angeles
First Air Date: 2009-09-22
Last Air Date: 2023-05-21
Status: Ended
Rating: 7.536/10 (from 1178 votes)
Language: EN
Seasons: 15
Total Episodes: 323
Network: CBS
Genres: Action & Adventure, Drama, Crime, Mystery
Production Companies: Shane Brennan Productions, Belisarius Productions, CBS Studios
Synopsis
The exploits of the Los Angeles–based Office of Special Projects (OSP), an elite division of the Naval Criminal Investigative Service that specializes in undercover assignments.
Cast

Chris O'Donnell
G. Callen

Daniela Ruah
Kensi Blye

Eric Christian Olsen
Marty Deeks

Medalion Rahimi
Fatima Namazi

Caleb Castille
Devin Rountree

Gerald McRaney
Hollace Kilbride

LL Cool J
Sam Hanna