Throughout Mark Harmon ’s run on the first 19 seasons of NCIS, the show would occasionally throw out a Gibbs Rule. Those are ...

Mark Harmon has stepped away from the series, at least for now, leaving fans to ponder his legacy. Luckily for fans, comments ...

An NCIS spinoff series featuring Wilmer Valderrama 's Nick Torres. Torres debuted in the NCIS Season 14 premiere as a ...

The dramatic clash between creative control and business interests that nearly derailed NCIS’ spinoff success.

Rule 4 — “The best way to keep a secret: Keep it to yourself. Second best: Tell one person—if you must. There is no third ...

David Osmond spoke with "NCIS" Star Mark Harmon and real-life retired NCIS Special Agent Leon Carroll Jr. about their latest ...

The real reason Mark Harmon made the shocking decision to quit NCIS has been revealed. The 73-year-old actor played special ...

Mark Harmon and Sean Murray's heartfelt farewell scene in NCIS Season 19 will forever resonate with fans as the end of an era ...

NCIS: Origins has been a valiant effort to reinvent the NCIS franchise through the lens of a young Leroy Jethro Gibbs, but ...

“My wife believed we all should have a code to live by, a set of rules,” Mark Harmon says in a voiceover on NCIS: Origins. “And I believed in her. So for years, I wrote my own rules down on ...

NCIS found a loophole for Harmon to return ... While there could be a lot of pressure, Mark Harmon makes us feel so comfortable and he makes us feel justified in our decisions.” ...