The Mark Harmon from 'NCIS' is virtually unrecognizable as a dimwitted high school teacher in 'Summer School.' ...

NCIS: Tony and Ziva, a spinoff series starring Michael Weatherly and Cote de Pablo, will premiere in fall 2025, but could ...

Even if you've only come across an episode while flicking through channels, Harmon's character's name, Leroy Jethro Gibbs, ...

NCIS: Origins premiered on CBS in October 2024 and received positive reviews from the audience and critics, which led to its ...

I still vividly remember Mark Harmon's Leroy Jethro Gibbs' exit from NCIS Season 19 and the CBS procedural was never the same for me.

A rule that Gibbs lives by, so much so that he named his boat Rule 91. In the season 18 finale, "Rule 91," Gibbs' boat was ...

Season 1 featured several of those, including Gibbs' (Austin Stowell) vengeance, and the ensuing blowback that introduced ...

Arrow star was after Austin Stowell's role in the NCIS spinoff, NCIS: Origins, but the creators didn't see young Gibbs in the actor.

Origins ended on a potentially sad note for young Leroy Jethro Gibbs (Austin Stowell), as he endured the shocking scene of ...

An actor who appeared as a very popular character on the long-running series NCIS actually has a real degree in criminology.