William Brent Bell is an American filmmaker known for his work in the horror genre. He has directed several films, including The Boy and The Devil Inside, which have garnered attention for their unique storytelling and suspenseful elements. Bell often explores themes of the supernatural and psychological horror in his projects. In addition to directing, Bell has also worked as a writer and producer, contributing to various film and television projects. His ability to create tension and engage audiences has made him a notable figure in contemporary horror cinema.