"NCIS" at 500: Cracking the Code
It's award season again in Hollywood, and the cast and crew of "NCIS" are celebrating maybe the rarest prize of all in television: Longevity. On Tuesday, March 24, the 500th episode of "NCIS" will air on CBS. In its 23 seasons on the air, then syndication and now streaming, viewers have watched some 3.3 trillion minutes of the show. And with multiple spinoffs, it's the #1 franchise in the world.