His most defining role arrived when he was cast as Leroy Jethro Gibbs on NCIS, a character that would anchor the series for ...

As we now know, there were producers who felt NCIS would die when Mark Harmon announced his exit. The series' heads didn't ...

Mark Harmon's long run on "NCIS" brought him in contact with all kinds of fictional legal issues. But Harmon's real life has ...

NCIS star Mark Harmon recently opened up about a chance call that led to his big break into acting. In a clip from Mark’s ...

Mark Harmon responded to the death of NCIS Director Leon Vance in the series’ 500th episode, reflecting the show’s transition during its 2025-26 TV cycle.

Mark Harmon may have left NCIS, but he'll forever be synonymous with Supervisory Special Agent Leroy Jethro Gibbs. "Mark's always been part of the show, Mark's always going to be part of the show," ...

NCIS and its many spinoffs are TV regulars for a reason, but what were the stars like before their careers in on-screen crime ...

The upcoming NCIS and NCIS: Origins crossover brings Mark Harmon back onscreen as Leroy Jethro Gibbs, though his presence remains a constant part of the prequel. He serves as an executive producer and ...

From the New York Times bestselling authors of Ghosts of Honolulu and Ghosts of Panama, comes their most harrowing true story ...

Mark Harmon, who played agent Leroy Jethro Gibbs, revealed how a cold call to Jack Webb helped launch his acting career.

“NCIS” legend Mark Harmon is bringing his OG Leroy Jethro Gibbs character to the prequel series “NCIS: Origins,” and he’s not coming alone. Harmon, 74, will make a rare guest appearance on “Origins” ...

Mark Harmon may have left NCIS, but he'll forever be synonymous with Supervisory Special Agent Leroy Jethro Gibbs. Harmon brought Gibbs to life for nearly two decades. The character first appeared on ...