Donald Bellisario and Mark Harmon allegedly butted heads because the leading actor had become upset over the series creator’s ...

Mark Harmon recently told Kelly Ripa and Mark Consuelos that his first role was for a Kellogg's commercial beside his father, ...

Donald Bellisario's alleged feud with Mark Harmon reportedly contributed to his exit from NCIS after four seasons.

Despite leaving the show to tackle a fresh challenge, Mark Harmon is apparently not against the idea of returning to the main ...

Clinton invited him to sit in the front row of one of her debates with Trump. “If dopey Mark Cuban of failed 'Benefactor' fame wants to sit in the front row, perhaps I will put Gennifer Flowers ...

Mark Harmon may not have much of an acting role in NCIS: ORIGINS, but he is still very much involved. He reflected on his ...

Kyle Schmid has fully embraced his role as "hippie cowboy" Mike Franks on NCIS: Origins, thanks to advice from both Mark ...

CBS rookie show NCIS: ORIGINS just secured a full-season order. “NCIS: ORIGINS is currently averaging 6.2 million total ...

Except, of course, he did help cast it. Related: Mark Harmon on Why Austin Stowell Is the Perfect Young Leroy Jethro Gibbs ...