"NCIS" has been delighting TV viewers for over two decades. The show began all the way back in 2003, and though many "NCIS" actors have left the series, the fans don't miss any of them quite as much ...

Throughout his run in the "NCIS" franchise, Special Agent Leroy Jethro Gibbs (Mark Harmon) has followed a code — a set of rules, if you will. These self-imposed edicts inform both his personal and ...