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

NCIS: Origins isn't just exploring Gibbs when he was younger - the prequel also features Mark Harmon reprising his role as ...

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

NCIS: Origins viewers will hear and see Mark Harmon when the CBS spinoff premieres. During a panel discussion with reporters ...

It’s not supposed to be about old Leroy Gibbs — this is about his younger self coming up in the Naval Criminal Investigative ...

F or nearly two decades, Leroy Jethro Gibbs served as the main protagonist on NCIS, and now the character will soon be taking ...

Per TVLine, NCIS: Origins co-showrunner David J. North confirmed during a panel discussion that Harmon recently finished ...

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

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

The actor says the young Gibbs-led prequel provides a "more raw look at these characters" and "gets much more personal" than ...

NCIS: ORIGINS, the upcoming spinoff of NCIS, focuses on the life of young Agent Gibbs, originally played by Mark ...