Ulli Lommel Jonathan Sage Director, Actor, Screenwriter, Producer Ken Letner Staggers Actor Thom Jones Larry Larkin Actor Cliff Brisbois Ratcliffe Actor Paul Murray Dr. Tulip Actor Gloria McCord Irma Actor Ann Price Anita Actor Bette Chapel Helen Actor Evakay Favia Roxanne Actor Suzanna Love Screenwriter David Dubay Producer William Pettyjohn Original Music Jürg V. Walther Cinematographer Ron Norman Film Editing Priscilla Van Gorder Art Director Leslie Levin Costume Design