Mark Harmon had a 'serious' relationship with actress Cristina Raines years before meeting the love of his life.

Mark Harmon's triumphant return to the NCIS franchise is threatening to ignite an explosive turf war as the TV legend battles to save the long-running series from a ratings slump, sources told ...

TVLine's annual Fall TV Preview has arrived! Get scoop on more than 30 returning TV shows, including 9-1-1, Boston Blue, Grey ...

Harmon's son, Sean Harmon, who often played the young Gibbs on "NCIS" flashbacks, suggested the "Origins" series looking back ...

This is so special!

Five years after he left NCIS, Mark Harmon returns as Leroy Jethro Gibbs for a special season-long, 10-episode arc on prequel ...

EXCLUSIVE: CBS’ NCIS: Origins is heading to the ’90s with the return of Mark Harmon as Leroy Jethro Gibbs for a season-long arc beginning with the show’s premiere on Tuesday, October 6 at 10 p.m.

With Harmon back in the fold in front of the camera, there's already a lot to look forward to in NCIS: Origins Season 3. We ...

Mark Harmon returns as Gibbs throughout NCIS: Origins Season 3, with his Alaska retirement disrupted by a mystery tied to his past.

Now, insiders said cast and crew on both shows are bracing for a repeat of the toxic behind-the-scenes feud rumored to have divided the franchise more than a decade ago and ultimately contributed to ...

"NCIS" creator Don Bellisario initially had several other actors in mind for Leroy Jethro Gibbs, and wasn't sure if Mark Harmon was the right fit for the fan-favorite character. However, after ...

Mark Harmon has been delighting fans of the crime series NCIS as the famous "Gibbs" since 2003. After 18 years playing the role, he left the successful show in October 2021. Here's everything you need ...