Actor Paul Whitehouse has officially been cast as Argus Filch, the notoriously bitter caretaker of Hogwarts. Whitehouse is best known for his work in British comedy, with credits including The Fast Show, Harry & Paul, and Mortimer & Whitehouse: Gone Fishing. He also has significant stage experience, including a turn in Only Fools and Horses: The Musical. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.