What Happened
Mark Harmon will return to the 'NCIS' universe as Leroy Jethro Gibbs in 'NCIS: Origins' Season 3. Harmon, who left the original 'NCIS' series five years prior, is slated to appear in a season-long arc. His return will encompass all episodes of the third season of the prequel series.
'NCIS: Origins' is a prequel that explores the early years of the character Gibbs. Harmon's involvement in this capacity signifies a significant comeback to acting for the veteran star.
Key Facts
- 1
Mark Harmon will reprise his role as Leroy Jethro Gibbs.
- 2
Harmon will appear in 'NCIS: Origins' Season 3.
- 3
His return will be for a season-long arc.
- 4
He will be featured in all episodes of Season 3.
- 5
Harmon departed the original 'NCIS' series five years ago.

