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

Mark Harmon, who created the role of Gibbs on NCIS, is an executive producer on the prequel—as well as a narrator—and was ...

The story of young Leroy Jethro Gibbs is predictable but comforting, a just-fine addition to the "NCIS" oeuvre.

The origin story of Leroy Jethro Gibbs has finally begun: CBS kicked off its much-anticipated prequel Monday from veteran ...

V iewers may miss Mark Harmon in the role of Leroy Jethro Gibbs, but there is a new NCIS agent in town. Austin Stowell spoke ...

WHAT IT'S ABOUT The last time we saw Leroy Jethro Gibbs (Mark Harmon) of the Naval Criminal Investigative Service was on the ...

LONDON -- Once again, Austin Stowell is having the best day ever — all thanks to him winning the role of legendary TV ...

In this scene from CBS's "NCIS: Origins" young Leroy Jethro Gibbs (Austin Stowell) arrives for duty at Camp Pendelton ...

Austin Stowell plays the younger Jethro Gibbs in the series, which includes Mark Harmon and his son Chris among its executive ...

Origins introduces a brand new character in Lala Dominguez, but while she never appeared in the main NCIS series, the prequel ...