Mark Harmon played Gibbs on NCIS; Austin Stowell now plays the younger Gibbs on NCIS: Origins. Sean Harmon (Mark’s son) used to play Gibbs in NCIS flashbacks, but he now serves as an executive ...

For over a decade Mark Harmon portrayed the role of Leroy Jethro Gibbs in the hit TV series NCIS. As producers and ...

Mark Harmon has opened up about casting Austin Stowell as the younger version of Leroy Jethro Gibbs in NCIS: Origins.

Longtime NCIS star Mark Harmon's son Sean Harmon is not reprising his role as young Jethro Gibbs in the new prequel, and the ...

NCIS: Origins showrunners reveal if Mark Harmon will appear in future episodes following his cameo in the premiere.

Even the "NCIS" origin story for Austin Stowell has a Cracker Jack opening. The impossibly rugged actor, 39, had tried to ...

NCIS: ORIGINS premiered this week, and in honor of the show, stars Mark Harmon and Austin Stowell spoke to PEOPLE about their ...

NCIS paid tribute to George Schenck following the Season 22 premiere. Here's what you need to know about a man who helped make NCIS a hit.

Mark Harmon says there was “heavy competition” for the role he first created on 'NCIS' — until Austin Stowell walked into the audition room ...

This would be a huge responsibility for any actor.

It was just an unexpected surge of emotion for us both,' co-showrunner Gina Lucita Monreal says of seeing Harmon dressed as ...

NCIS: Origins has premiered on CBS, and Mark Harmon’s role in the first episode has been revealed. It was previously reported ...