The following contains spoilers for NCIS Season 23, Episode 4, “Gone Girls,” which aired on Tuesday, November 4, on CBS. Created over Mark Harmon’s nearly two decades on NCIS and continued by Austin ...

Daddy's home! Mark Harmon, who played Leroy Jethro Gibbs for 19 seasons on "NCIS," will reprise his role in an upcoming Season 2 episode of CBS' prequel series "NCIS: Origins," TVLine has learned.

Ahead of the "NCIS" and "NCIS: Origins" crossover event on Nov. 11, 2025, fans had one question in mind: Would Mark Harmon's Gibbs share a scene with present-day Lala? Heading into the episode, all we ...

Harmon will make a special guest appearance as Leroy Jethro Gibbs on the Tuesday, November 11, episode of NCIS: Origins, the network announced on October 28. In the crossover – which will air on ...

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 ...

“NCIS” legend Mark Harmon is bringing his OG Leroy Jethro Gibbs character to the prequel series “NCIS: Origins,” and he’s not coming alone. Harmon, 74, will make a rare guest appearance on “Origins” ...

Rachel LaBonte is an entertainment writer who lives and breathes film and television. A graduate of Emerson College, she majored in Media Arts Production while specializing in screenwriting. Prior to ...