Mark Harmon, Pauley Perrette and Michael Weatherly are part of 'NCIS' history Catherine Santino is a Style Writer-Reporter at PEOPLE. She began contributing to PEOPLE in 2022 and joined the staff full ...

Series star Wilmer Valderrama teased in a post-season 23 finale interview that there could be a 'major shakeup happening.' ...

Eric Christian Olsen, LL Cool J, Daniela Ruah, Chris O’Donnell and the rest of the NCIS Los Angeles cast have learned that this current season of the CBS drama will be the last. In a devastating blow ...

For 18 seasons (and four season 19 episodes), Mark Harmon starred as former U.S. Marine Corps scout sniper–turned–special agent Leroy Jethro Gibbs. "What has always drawn me here is the character I ...

Wilmer Valderrama addressed major casting changes coming to 'NCIS' ahead of the show's return for Season 24.

NCIS Los Angeles is a CBS drama that launched in 2009. NCIS Los Angeles cast included Eric Christian Olsen as Marty Seeks, Linda Hunt as Henrietta Lange.

The NCIS: Los Angeles cast have developed close friendships over the years. LL Cool J and Chris O’Donnell are great friends, as well as Renée Felice Smith and Barret Foa. Here’s what they once said ...