Michael Cera was the voice of Brother Bear in the early years of the latest Berenstain Bears series. Brad Garrett played Hulk Hogan in the mid-1980s Hulk Hogan's Rock 'n' Wrestling cartoon. Earle Hyman, who was Cliff Huxtable's father on The Cosby Show, was also Panthro on Thundercats.
You can probably see where I'm going with this.
Tell us about a cartoon voiceover role you find surprising. At the end of the week, we'll pick our two favorite submissions and award mental_floss t-shirts to the winners. Ethan Trex may write up a story with some of the best next week.