He provided Austin's singing voice for seasons one through three.The role was taken over by Nicholas Barasch in season four.. Jake Goldberg was raised in Chappaqua, New York. See images of Jonah Bobo, Thomas Sharkey, Nicholas Barasch, the voices of Austin in The Backyardigans (TV Show). Pablo is a frenetic penguin who is more tightly wound than his friends. Pablo's voice was provided by Zach Tyler Eisen in the first season and by Jake Goldberg for the remainder of the series. Austin Voice - The Backyardigans (TV Show) - Behind The Voice Actors … Thomas Sharkey has had voiceover roles in a variety of productions. He is best known for his role as Greg Feder on Grown Ups.He guest-starred as Adam Trembley on the "Unorthodox" episode of Law & Order: Special Victims Unit and did voice work for The Ant Bully. The Backyardigans (TV Series 2004–2013) cast and crew credits, including actors, actresses, directors, writers and more. On Nickelodeon, he can be heard as the voice of Baby Jaguar on Go, Diego, Go! His singing voice is provided by Sean Curley. Thomas Sharkey is an American voice actor. Biography. Voice Cast: Top3 MMA: Pablo FazBear JoKeR87: Austin, Tyrone, Pablo. Zachary Tyler Eisen (born September 23, 1993) is an American former voice actor best known for voicing Lucas Nickle in The Ant Bully.For Nickelodeon, he is also perhaps best known as the voice of Aang in Avatar: The Last Airbender, Andrew in Little Bill and Pablo the Penguin in The Backyardigans, and he is known for his film roles in Entropy (1999), and Marci X (2003). Jake Goldberg (born May 15, 1996) is an American actor. Biography. Pablo is a blue anthropomorphic penguin and the deuteragonist of The Backyardigans. He provided Pablo's speaking voice for the final three seasons of The Backyardigans.. and provided the voice of Shovel late in Blue's Clues' run. Personality.