Off-screen, many of the NCIS cast members (past and present) have maintained long-lasting relationships. Mark Harmon, who ...

Actor Mark Harmon did not return to NCIS as his character Gibbs for a tribute episode to one of the show's late stars. Here's ...

Mark Harmon left his NCIS days behind three years ago, hanging up his badge as Agent Leroy Jethro Gibbs after almost two ...

Origins has revealed what really happened to Leroy Jethro Gibbs' late wife and daughter in a complete shocker of a twist.

Before NCIS, Mark Harmon played a womanizing sleazeball with an STD — on a show that only survived because NBC was desperate ...

Now, Curtis, Lohan, and Harmon are all coming together again for the sequel, Freakier Friday, with the NCIS star reprising his role as Ryan, now Anna's stepfather. This time, Anna ...

NCIS star David McCallum got so good at forensic science, creator Donald Bellisario nearly made him the show’s technical ...

Mark Harmon starred alongside Sean Connery in the 1988 flop that earned a 1.5-star rating from Roger Ebert and a 41% Rotten ...

Mouser played Kelly Gibbs, the late daughter of Agent Gibbs, who was murdered by drug lord Pedro Hernandez (Thomas Rosales Jr ...

NCIS is set to return to our screens with a prequel series, NCIS Origins, which will delve into the early days of Leroy ...