Origins to make a cameo appearance as Gibbs. Find out when to expect to see him make his second appearance on the series.

David J. North: “It's not like any piece of wardrobe. It's definitely cherished, but they shoot the original NCIS up in ...

Mark Harmon, who spent 18 seasons on "NCIS," is reprising his role as special agent Leroy Jethro Gibbs for a crossover event.

Harmon will return in the flesh for a special crossover event on Tuesday, Nov. 11. For one night only, “NCIS” and “NCIS: ...

Warning: SPOILERS for the NCIS: Sydney episode “Lost in Translation” are ahead!

Mark Harmon is set to return to the NCIS universe in a special crossover event uniting NCIS and NCIS: Origins. The upcoming ...

Good news for NCIS fans! Mark Harmon will reprise his iconic Leroy Jethro Gibbs role in the flagship series. His return will ...

NCIS' star Mark Harmon is reprising the role of Leroy Jethro Gibbs in an upcoming Veteran's day crossover episode of 'NCIS: ...

Mark Harmon is making an on-screen return to the NCIS universe. Harmon will guest star in an episode of NCIS: Origins on Nov.

It’s Halloween Night, and a couple of scary things already happened before the first goblin hit the floor. First, ex-pro Maks Chermkovskiy tried to scare up a little attention for himself recently by ...

NCIS” legend Mark Harmon is bringing his OG Leroy Jethro Gibbs character to the prequel series “NCIS: Origins,” and he’s not ...

Even though Harmon left the main series, he’s never really left the “NCIS” world. He’s still an executive producer on both shows and narrates every episode of “Origins.” Plus, he made a cameo during ...