From 2003 on, the cast of the hit show NCIS worked together to solve crimes and catch bad guys. Some people have been on ...

Mark Harmon once discussed the likelihood of appearing in a hypothetical series finale for the long-running ‘NCIS’.

The Season 16 finale, "Daughters," marks Cote de Pablo's return to NCIS, as she suddenly appears, alive and well, in front of her longtime friend and superior officer, Leroy Jethro Gibbs (Mark Harmon) ...

Mark Harmon, who played the 'NCIS' lead Leroy Jethro Gibbs for 18 years, is returning for an appearance on ‘NCIS: Origins’ ...

Many NCIS fans hope to see appearances from the original cast of Gibb’s previous life. We’re happy to announce that, along with a younger Gibbs, we’ll also have a younger Mike Franks and Vera ...

NCIS: Origins explores the backstory of young Leroy Jethro Gibbs, who will be played by Austin Stowell. Will Mark Harmon, who ...

As already mentioned, we’ve known that Harmon’s voice will be present throughout NCIS: Origins since the older Gibbs will be ...

Harmon appeared in 437 episodes ... his dedication to the role, studying Mark, studying the show — he has a similar ...

According to TVLine and Deadline, NCIS: Origins co-showrunner David J. North revealed during a panel discussion with ...

Even though Harmon will only serve as his character's narrator, he will actually be making a brief appearance in the two-hour ...

Austin Stowell will take over as a young Leroy Jethro Gibbs in NCIS: Origins, but not before the baton is officially passed.