Daws Butler was the master of voice. His was the voice behind most of the classic Hanna-Barbera characters: Yogi Bear, Huckleberry Hound, Quickdraw McGraw, Elroy Jetson, and a hundred others. He also originated the vocal character of Cap'n Crunch and other famous Jay Ward cartoon characters. His significant work with Stan Freberg in the 1950s on The Stan Freberg Show and multimillion-selling records such as St. George and the Dragonet are still held in reverence today. He also ran a voice acting workshop for many years. Among his many successful students are Nancy Cartwright, the voice of Bart Simpson, and Corey Burton, from Closet Cases of the Nerd Kind.