Louis Jude Ferrigno (born November 9, 1951) is an American actor, voice actor, fitness trainer, fitness consultant, and retired bodybuilder, hailing from Brooklyn, New York. He is best known for his role as The Incredible Hulk in the television series of the same name, and is renowned in the world of bodybuilding for being one of the few men to ever attain the IFBB Mr. Universe title two years in a row. In the animated series Adventure Time, Ferrigno voiced Billy (Finn and Jake's hero idol). Ferrigno has acute hearing loss.