These actors have become so synonymous with their NCIS characters that some audience members might forget where they've seen ...

Robert Taylor will step into the late, great Ralph Waite's ... nosed father of one-day NCIS team leader Jethro, who of course ...

Mark Harmon has revealed the reason why he left NCIS - and has teased whether his character could return. The 72-year-old was ...

Mark Harmon is a famous actorHe starred in NCIS for many yearsLearn some fun facts about him in the video Let's start with one of those facts that not many of his own fans know about, but we think ...

Mark Harmon, who has spent almost two decades as Agent Gibbs in NCIS, has been working on a completely different project.

"Viewers can look forward to Mark Harmon returning to CBS to narrate the complex and mysterious backstory of Leroy Jethro Gibbs' early years in NCIS: Origins, which will build on the rich legacy ...

The NCIS-verse has expanded, and Mark Harmon is still along for the ride. CBS announced in January that a sixth spinoff series of the long-running military-police procedural was on its way ...