A heartfelt tribute to David McCallum, a surprise return from Michael Weatherly, and why Mark Harmon was missing from NCIS.

Mark Harmon has become synonymous with Leroy Jethro Gibbs after playing him on NCIS for 19 seasons, so it's hard to imagine ...

Origins was first announced, it was billed as a Jethro Gibbs prequel. With that, it would take fans on a journey to the ‘90s, ...

According to Pam, the pair prefer to keep things low-key. During an interview on Craig Ferguson's show, the mom-of-two ...

Mark Harmon expected NCIS to be dark and gritty — then it became a quippy crime procedural. Not what he signed up for, but it worked.

Mark Harmon has grown to become a TV veteran thanks to his role on NCIS as agent Leroy Jethro Gibbs, a character he portrayed for almost 20 years before his untimely departure in 2021. The actor ...

Narrated by “NCIS” star Mark Harmon, “NCIS: Origins” takes fans back to Camp Pendleton 1991, where a young Leroy Jethro Gibbs is building his special agent career under the well ...