Mark Hamill is an American actor, voice actor, producer, director, and writer. He is famous for playing Luke Skywalker in the original and sequel Star Wars trilogy.
Hamill is best known as voicing the Joker from Batman: The Animated Series, Batman: Mask of the Phantasm, and The New Batman Adventures, as well as the Superman: The Animated Series crossover episode World's Finest.
Warner Bros. Animation