Zachary Tyler Eisen (born September 25, 1993) is an American former voice actor. He voiced Aang in Avatar: The Last Airbender, Lucas Nickle in The Ant Bully, Andrew in Nick Jr's Little Bill and Pablo the Penguin in the American animated television series The Backyardigans. His film roles include Entropy (1999) and Marci X (2003). While living in Connecticut, he did most of his Avatar: The Last Airbender recordings via satellite from there and New York. He currently works in the entertainment industry behind the camera.