Judge Doom is a fictional character from the animated film Who Framed Roger Rabbit. He serves as the main antagonist and is portrayed as a corrupt judge who seeks to eliminate Toontown to make way for a freeway. Doom is known for his sinister demeanor and ability to manipulate both the legal system and the characters around him. He is revealed to be a toon himself, specifically a cartoon weasel, which adds a twist to his character and motivations throughout the film.