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

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

The blue eyes have it. How Austin Stowell overcame "Star Wars"-sized setbacks to become young Leroy Jethro Gibbs on "NCIS: ...

When you buy through links on our articles, Future and its syndication partners may earn a commission.

Austin Stowell plays Leroy Jethro Gibbs, the beloved role created by Mark Harmon on 'NCIS', on CBS' new spin-off drama ...

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

In the role of former NCIS lead Leroy Jethro Gibbs, Mark Harmon is a tough act to follow. But it seems he found a worthy ...

Mark Harmon transitions from his iconic role as Leroy Jethro Gibbs to executive producer and narrator of "NCIS: Origins," a ...

Mark Harmon holds Jethro Gibbs close to his heart ... who they represent and their history with his show,” he says of “NCIS: Origins,” the prequel set to debut on Oct.

Mark Harmon, widely known for playing Special Agent ... executive producer and narrator of a new spin-off prequel, "NCIS: Origins." After nearly two decades in the role, Harmon is now helping ...