He is best known for his Disney role as the voice of Iago in the Aladdin films and TV series. He made a guest star appearance in an episode of Hannah Montana. He also appeared on Muppets Tonight in Episode 207, alongside Dennis Quaid, and played Mike McNasty in Adventures in Wonderland. Additionally, he voiced Two-Bits in Bonkers, the Woodpecker in Timon & Pumbaa, Minister Clion in the Hercules TV series, and another parrot in Beverly Hills Family Robinson.
Outside of Disney, he is well-known for his voice roles as Digit in the 2002 PBS Kids show Cyberchase and the Aflac Duck mascot in several TV commercials until March 2011, when he was fired for telling jokes about the tsunami/earthquake in Japan on his Twitter account. He also acted as Abraham Lincoln in the 2014 western comedy film A Million Ways to Die in the West.