CBS announced that Mark Harmon will reprise his role as Leroy Jethro Gibbs in an upcoming guest appearance on 'NCIS' and ...

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

Diane Ladd, the Oscar-nominated actor best known for her roles in National Lampoon's Christmas Vacation (1989), Wild At Heart ...

Mark Harmon, who spent 18 seasons on "NCIS," is reprising his role as special agent Leroy Jethro Gibbs for a crossover event.

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

Mark Harmon returns as Leroy Jethro Gibbs in the highly anticipated NCIS and NCIS: Origins crossover event airing November 11, 2025. The two-hour special connects Gibbs’ past and present as both teams ...

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

Mark Harmon is stepping back into the role of Leroy Jethro Gibbs after his exit from NCIS. CBS announced on Tuesday, October ...

Mark Harmon will appear as Gibbs ("and he's no longer alone!") in the Nov. 11 episode of "NCIS: Origins," part of a crossover ...

The Veterans Day crossover will feature the younger Gibbs (Austin Stowell) and his team investigating the small-town death of a naval officer in the ‘90s on Origins – a case that will be unexpectedly ...

Olivia Swann and Todd Lasance, stars of "NCIS; Sydney," share insight into how their characters, and the performances behind them, change in the highly-anticipated third season of the TV drama.