Walter Phelan is an actor as well as experienced in special effects, make-up and stunts. He is best known for his role as "Dr. Satan" in Rob Zombie's House of 1000 Corpses, but has had many noteworthy appearances in other horror films as the monsters/creatures. In the Masters of Horror series he was Johnny Thing in The Fair Haired Child. He was a creature in Wishmaster, From Dusk Till Dawn, an episode of X-Files, Eyes of the Woods, and many more. Some of his stunt and makeup credits include Tales from the Crypt: Demon Knight.