Fans will finally be able to see Mark Harmon's grand return to the part of Leroy Jethro Gibbs in an ambitious crossover ...

Mark Harmon's return to the NCIS Harmon will officially return to the NCIS franchise as Leroy Jethro Gibbs for a special NCIS ...

Harmon will return in the flesh for a special crossover event on Tuesday, Nov. 11. For one night only, “NCIS” and “NCIS: ...

Origins would deliver its own tribute to fan-favorite Donald “Ducky” Mallard, it was hard to know what to expect from this ...

NCIS alum Mark Harmon is set to return to the long-running CBS series for a special crossover event between the procedural ...

NCIS: Origins Season 2, Episode 3 'The Edge' is a proper hello (and goodbye) to the character of Donald "Ducky" Mallard.

NCIS” legend Mark Harmon is bringing his OG Leroy Jethro Gibbs character to the prequel series “NCIS: Origins,” and he’s not ...