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 ...

“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” ...