|Also known as||
The Mad Muggle
Behind the scenes
- According to a Prisoner of Azkaban set report by Melissa Anelli, the production staff created a prop version of this comic for the film, which featured Martin as a stereotypical Frenchman in a beret and black-and-white-striped shirt, shouting gibberish and dancing around.
- Harry Potter and the Philosopher's Stone (video game) (Mentioned only)
- Harry Potter and the Chamber of Secrets (First appearance)
- Harry Potter and the Prisoner of Azkaban (film)
- Harry Potter and the Half-Blood Prince