Mark Harmon

NCIS' Sean Murray revealed he spoke to Mark Harmon about the Gibbs-focused prequel, and he shared his own feelings about it.

NCIS co-showrunner Steven D. Binder explained the rationale behind why Mark Harmon didn't reprise Gibbs for Ducky's tribute episode.

CBS has officially ordered an NCIS prequel show following Leroy Jethro Gibbs, and Mark Harmon is involved with the production.

Mark Harmon is promoting his real-life NCIS book, but once that's done, it sounds like he's ready to get 'Freaky' again with former co-stars.

Mark Harmon recalls how Gibbs nearly had a different name on NCIS, and he almost dropped out of the procedural.

David McCallum's NCIS co-stars remember the actor following his death at the age of 90.

A few years after Mark Harmon left NCIS, one of the show’s producers reflected on thinking his exit would be “the death knell” for the show.

Two decades ago, Harrison Ford and various other A-listers were tossed out as candidates for playing Gibbs on NCIS before Mark Harmon.

Behind-the-scenes rumors hint at drama possibly hindering the potential return of Mark Harmon as NCIS' Leroy Gibbs.

Former NCIS star Mark Harmon is going from playing Leroy Jethro Gibbs to co-writing a book!