Mark Harmon may have left NCIS, but he'll forever be synonymous with Supervisory Special Agent Leroy Jethro Gibbs. "Mark's always been part of the show, Mark's always going to be part of the show," ...

He's given this some thought. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Having asked Sean Murray back in November what he’d like to see if ...