Mark Harmon's Career Started With Classic '70s Crime Dramas

Before Mark Harmon became the legendary leader of "NCIS," he was cutting his teeth on some of television's most iconic crime dramas from the 1970s. The veteran actor's early roles on these classic shows set the foundation for the incredible career he's built over decades in Hollywood. It's wild to think about how far he's come, and those early gigs really showcase his staying power in an industry that's constantly changing. Read more about this...