Top of the Rock by Warren Littlefield

7 out of 10

As president of NBC in the 1990s, Littlefield oversaw what is arguably the largest string of successes in television history. He shares his knowledge along with quips from other executives, producers, writers, actors and actresses from Cheers, The Cosby Show, Wings, Law & Order, ER, Will & Grace, Friends, Frasier, 3rd Rock From the Sun, Mad About You, Seinfeld and more.