The Season 2 finale will leave NCIS: Origins fans with several questions, especially the surprising cliffhanger ending. But the good news is that there will be a Season 3 to answer those questions.

Mark Harmon will make a full-time return to the 'NCIS'-verse, reprising his role as Leroy Jethro Gibbs in the 2026-27 season.

Mark Harmon is coming back as Gibbs through all of Season 3 of "NCIS: Origins." How will that work? "You'll see," Harmon says.

Original "NCIS" star Mark Harmon will reprise Leroy Jethro Gibbs in "NCIS: Origins" Season 3, which premieres on CBS and ...

"NCIS: Origins" is bringing Mark Harmon back in front of the camera for a big Season 3 mystery. The actor and executive producer, who has appeared on two episodes of the CBS prequel series and ...