Four years after retiring from NCIS, Mark Harmon is ready to return to active duty, an insider reveals. The actor, 74, played ...

David J. North jokes to EW that Harmon's slip on the set of the recent "NCIS" crossover is "gonna destroy some fans' hearts." ...

NCIS: Origins co-creator David J. North has revealed that Mark Harmon does not recall a key detail long associated with the ...

In season 19, episode 4, the character solved a high-profile case in Alaska and made the decision to remain there rather than ...

Harmon’s return to the NCIS universe comes years after his exit.

Robyn Lively guest stars as Randy’s mom in the episode titled “Happy Birthday.” But this isn’t her first time in the franchise. In fact, she appeared in the two-part backdoor pilot on JAG for NCIS in ...

NCIS: Origins Season 2 Episode 7 will air on December 2 on CBS. Fans of the prequel show can mark their calendars for this ...

Mark Harmon will reprise his role as Leroy Jethro Gibbs in the November 11 NCIS and NCIS: Origins crossover, appearing onscreen in the prequel’s first hour. Harmon, who remains an executive producer ...

Watch the extended promo for the first crossover event between NCIS and NCIS: Origins, featuring Mark Harmon's return as ...

Harmon has largely remained off screen in the NCIS universe in recent years but has still served as executive producer of ...

Mark Harmon’s Leroy Jethro Gibbs left his NCIS job to settle in Alaskan solitude while narrating his backstory on NCIS: ...

NCIS: Origins' brought in Robyn Lively to play a key role after she previously portrayed a different character in the 'NCIS' ...