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Karl Wiedergott (born Karl Aloysious Treaton; February 8, 1969) is a German-American actor. He is noted for his voice work on the Fox sitcom The Simpsons since 1998, voicing background characters and some celebrities such as John Travolta and Bill Clinton. Wiedergott has supplied various voices on more than 200 episodes, his most recent appearance being in 2010.
Karl Aloysious Treaton
February 8, 1969
A working actor throughout his career—on stage, in film, and on television—Wiedergott decided in 2005 to take a break from auditioning and concentrate solely on his work for The Simpsons.