Ronnie Ashcroft Director Robert Clarke Dick Cutler Actor Kenne Duncan Nat Burdell Actor Marilyn Harvey Margaret Chaffee Actor Jeanne Tatum Esther Malone Actor Shirley Kilpatrick The She-Monster Actor Ewing Miles Brown Brad Conley Actor Al Avalon Radio Newscaster Actor Scott Douglas Voice Frank Hall Screenwriter Ronald V. Ashcroft Producer, Film Editing William C. Thompson Cinematographer Gene Kauer Original Music Maureen Portoghese Costume Design