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

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

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

Rumor has it NCIS star Mark Harmon used his clout to get creator Donald P. Bellisario fired because they were feuding, but ...

Now, Curtis, Lohan, and Harmon are all coming together again for the sequel, Freakier Friday, with the NCIS star reprising ...

News from Mary Jo's estranged husband reveals the heartbreaking history of the NIS agent. Read the NCIS: Origins Season 1 ...

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 ...

After working together on the medical drama Chicago Hope, Rocky Carroll and Mark Harmon reunited on NCIS in 2008 when the latter came aboard to play Leon Vance in Season 5. The two actors remained ...

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