David Bradley is a British actor known for his work in film and television. He gained widespread recognition for his role as Argus Filch in the Harry Potter film series. His portrayal of the cantankerous caretaker endeared him to fans of the franchise. In addition to his work in the Harry Potter films, Bradley has appeared in various other productions, including the popular television series Doctor Who. He has also acted in stage plays and has a long career in the entertainment industry, showcasing his versatility as an actor.