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

Harmon, 74, will make a rare guest appearance on "Origins" as Gibbs, the character he played for 18 "NCIS" seasons, during ...

The original Leroy Jethro Gibbs is about to make a comeback. Mark Harmon is set to reprise the role he played for 18 seasons ...

NCIS: Sydney Season 3 Episode 4, titled “The Truth Is Outback,” will air on Tuesday, November 4, 2025, at 10/9c on CBS in the ...

"NCIS: Origins" will catch up with present-day Leroy Jethro Gibbs as part of its big crossover with the flagship series in ...

Mark Harmon will return to NCIS as Gibbs in CBS’ epic NCIS x NCIS: Origins crossover event episodes. Here’s what we know.

In the first look at Harmon’s return, his present-day version of Gibbs is seen pouring himself a drink. This marks a rare ...

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

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

Mark Harmon will make a guest appearance asa Leroy Jethro Gibbs in the November 11 episode of 'NCIS: Origins.' ...