After almost 20 seasons, Leroy Jethro Gibbs left NCIS. Mark Harmon may have left the show, but this isn't the end for Gibbs.

When was NCIS renewed for Season 23? NCIS was one of nine renewals CBS handed out in February 2025. “This season, our new and ...

"NCIS" Season 22 wrapped up on the 2025 TV schedule on Monday, and the finale ended with Gary Cole’s Alden Parker returning ...

Mark Harmon has grown to become a TV veteran ... 31 – and Pam isn't the first family member to appear on NCIS! Eldest son Sean has had a recurring role on the show playing a young version ...

Mark Harmon ... will narrate NCIS: Origins, a prequel series about a young Leroy Jethro Gibbs. Though he will not appear on screen, his voice will guide the story. His son, Sean Harmon, is ...

Sean Harmon, Mark’s son and an executive producer of “Origins,” played Leroy Jethro Gibbs in a flashback episode of “NCIS.” “It will always be something I hold close to my heart,” he ...