Eric Christian Olsen and boss tease big 'reveal' in two-part episode 'NCIS: LA' boss on the season finale and the explosion that could spell disaster for the team -- EXCLUSIVE PHOTO 'NCIS ...

Mark Harmon remains an important component of the NCIS Universe, even though he is no longer starring on the flagship show. ...

Even the "NCIS" origin story for Austin Stowell has a Cracker Jack opening. The impossibly rugged actor, 39, had tried to ...

Several stars of NCIS: Los Angeles appeared on NCIS before ... The NCIS: Origins season premiere debuts at 9/8c on Monday, October 14. It’s a two-part episode, with the second part airing ...

“God brought him into our system in the most Supernatural way,” director Andy Erwin said. Erwin cast Castille as Tony Nathan ...

The latest spinoff of the long-running CBS procedural is an occasionally awkward introduction to Mark Harmon's Leroy Jethro ...

Pauley Perrette remained close with her NCIS co-stars, including Brian Dietzen, in the years after she left the CBS series.

Your TV GPS, a look at the week ahead in television, appears every Monday morning on BostonGlobe.com. Today’s column covers ...

Daniela Ruah takes viewers behind the scenes of ‘NCIS: Los Angeles.' She directs numerous episodes for season 13. The new season of ‘NCIS: Los Angeles’ premieres Sunday, Oct. 10 on CBS.

Callen and Sam return for a 12th season of assignments, as the Naval Criminal Investigative Service encounter more and more threats. Chris O'Donnell and LL Cool J star.