Frank Carroll/NBC/NBCU Photo Bank, carrie-nelson/ImageCollect
Howie Mandel as Dr. Wayne Fiscus on <em>St. Elsewhere</em> in 1983 and Howie Mandel in 2011
Mandel has loaned his voice to numerous projects, including the movie Gremlins and the long-running Bobby’s World, as well as appearing in series like The Outer Limits and Monk. But he’s best known for playing, well, himself: As the host of Deal or No Deal and a judge on America’s Got Talent, among others, his gift of gab gets to shine.