For the record, the “one about a knife” is Rule 9: "Never go anywhere without a knife." You probably won't need one to watch ...

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

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

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

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

Factoring in the father issues Sean Murray mentioned, it’s clear that McGee still thinks very highly of Gibbs after more than ...

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

Last we saw Gibbs, it was in the prequel’s series premiere, he was still in Alaska, where NCIS left him upon Harmon’s exit as ...

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

The actor's own personal affinity for dogs may have even caused a behind-the-scenes rift when co-star Pauley Perrette alleged ...

Harmon, who played Gibbs for 18 seasons on “NCIS,” is the narrator of “NCIS: Origins,” but a Veteran’s Day crossover event will mark his first on-screen appearance since the prequel series’ 2024 pilot ...

Marisa is a Senior News Author for Collider. She graduated from Western Kentucky University in 2018 after majoring in Creative Writing with a minor in Folk Studies. She grew up in Kentucky and ...