“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 and Pam Dawber have quietly raised two sons who are thriving in the entertainment industry. Sean Harmon has acted alongside his father on NCIS and now works in production, while Ty Harmon ...

NCIS has been a huge hit over the years and has introduced many beloved characters – which makes their departure even more difficult for fans of the show to deal with. In the last several years the ...

IMDb, the world's most popular and authoritative source for movie, TV and celebrity content.