Mark Harmon will reprise the role of Leroy Jethro Gibbs in an upcoming episode of “NCIS: Origins.” Harmon, who played Gibbs ...

"NCIS: Origins" will catch up with present-day Leroy Jethro Gibbs as part of its big crossover with the flagship series in ...

Mark Harmon is set to return to the NCIS universe in a special crossover event uniting NCIS and NCIS: Origins. The upcoming ...

"NCIS" legend Mark Harmon is to guest star as his character, Leroy Jethro Gibbs, on the prequel, "NCIS: Origins," next month.

Mark Harmon is making an on-screen return to the NCIS universe. Harmon will guest star in an episode of NCIS: Origins on Nov.

Harmon, 74, will make a rare guest appearance on "Origins" as Gibbs, the character he played for 18 "NCIS" seasons, during ...

“He always had a way of knowing who I was meant to be.” So says Mark Harmon in the emotional voiceover that caps off the NCIS: Origins serving as a tribute to the late David McCallum, with Adam ...

Mark Harmon will reprise his iconic Leroy Jethro Gibbs role in the flagship series. His return will be featured in a special (and first-ever) crossover event between NCIS: Origins Season 2 and the ...

But arguably the biggest reveal came with learning why Ducky talks to bodies, which we saw the late David McCallum did when ...

Campbell previously guest-starred in four episodes of "NCIS" as Young Ducky. His first appearance came in Season 12, Episode ...

This will be Stowell’s first episode working with Campbell; the actor played young Ducky in four NCIS episodes, and on the mothership, young Gibbs was played by Sean Harmon (who is an exec producer on ...

Besides the central actors Austin Stowell, Kyle Schmidt, and Mariel Molino, Philip Winchester and Adam Campbell are slated to ...