Conan O'Brien hosts a two-hour retrospective, which features a salute to Johnny Carson, and segments spotlighting Jay Leno and David Letterman. Also: the pioneering Steve Allen and the volatile Jack Paar; highlights from series hosted by Tom Snyder, Bob Costas and O'Brien; and clips from "Saturday Night Live."
There are no TV Airings of 50 Years of NBC Late Night in the next 14 days.
Add 50 Years of NBC Late Night to your Watchlist to find out when it's coming back.
Check if it is available to stream online via "Where to Watch".