While Mark Harmon re-immersed himself in the NCIS world recently, his departure from the original series almost tanked the show. Mark, who played Leroy Jethro Gibbs, decided to step down from the show ...

Despite leaving the show to tackle a fresh challenge, Mark Harmon is apparently not against the idea of returning to the main ...

Donald Bellisario's alleged feud with Mark Harmon reportedly contributed to his exit from NCIS after four seasons.

Except, of course, he did help cast it. Related: Mark Harmon on Why Austin Stowell Is the Perfect Young Leroy Jethro Gibbs ...

The entire scope of Mark Harmon’s role in NCIS: Origins is still under mystery. Besides his role as a narrator who gives the ...

Mark Harmon may not have much of an acting role in NCIS: ORIGINS, but he is still very much involved. He reflected on his ...

Going into NCIS: Origins, we knew that we’d be hearing Mark Harmon‘s voice as he narrated ... but he was in the Gibbs ...

NCIS fans know the duo well from the parent show, where their older version solved many cases. Mark Harmon played Gibbs on NCIS; Austin Stowell now plays the younger Gibbs on NCIS: Origins.

Mark Harmon is an important part of NCIS: Origins. Pic credit: CBS Mark Harmon remains an important component of the NCIS Universe, even though he is no longer starring on the flagship show.

In season 19, a beloved character on the team, Leroy Jethro Gibbs, played by Mark Harmon, left the canvas. But now, the story of how he evolved is being told. The new series NCIS: Origins follows ...

“I think they have laws against that now,” Consuelos added, and Harmon retorted, “Not then!” Related: Mark Harmon and NCIS: ...