Well, this is certainly going to make the NCIS and NCIS: Origins crossover even more special: Mark Harmon is reprising his role as Leroy Jethro Gibbs in the first hour. CBS announced the news of ...

Mark Harmon will reprise the role of Leroy Jethro Gibbs in an upcoming episode of “NCIS: Origins.” Harmon, who played Gibbs for 18 seasons on “NCIS,” is the narrator of “NCIS: Origins,” but a ...

Mark Harmon played Supervisory Special Agent Leroy Jethro Gibbs for 19 seasons on NCIS. Forgive him if he's forgotten a few things along the way. Monreal says the franchise's first-ever crossover ...

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 ...

Contains spoilers for "NCIS: Origins" Season 2, Episode 5 — "Funny How Time Slips Away" Mark Harmon's Leroy Jethro Gibbs famously has a long list of rules in "NCIS," and viewers discovered the ...

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 ...

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David J. North jokes to EW that Harmon's slip on the set of the recent "NCIS" crossover is "gonna destroy some fans' hearts." Mark Harmon played Supervisory Special Agent Leroy Jethro Gibbs for 19 ...

CBS announced the news of Harmon’s special guest appearance on NCIS: Origins during the crossover on Tuesday, October 28. The event will be airing on Veterans Day, Tuesday, November 11, with Harmon ...