Question: Which character in the Harry Potter series was dubbed by the same Canadian actor who dubbed the leader of the Autobots?
Sentence (from "Hubert Gagnon"): He is best known as the voice of Homer Simpson in the Quebec version of "The Simpsons", the voice of Mel Gibson in many movies, and also the character Picabo on the québécois TV show Les Oraliens.
Relevant evidence: No