详细介绍：Stephen Hall Railsback is an American theatre, film, and television actor. He is best known for his performances in the films The Stunt Man …Stephen Hall Railsback is an American theatre, film, and television actor. He is best known for his performances in the films The Stunt Man and Lifeforce, and his portrayal of Charles Manson in the 1976 television mini-series Helter Skelter.详情