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

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.

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

Mark Harmon was drawn to playing Gibbs on NCIS because of the character's name Leroy Jethro Gibbs. Leroy Jethro Gibbs is an ...

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

The only actors who could portray Ziva David and Anthony DiNozzo, Cote de Pablo and Michael Weatherly, will be rejoined by ...

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