Roger Corman Director, Producer Robert Corff Coel Actor Elaine Giftos Cilla Actor Ben Vereen Carlos Actor Bud Cort Hooper Actor Talia Shire Coralee Actor Cindy Williams Marissa Actor Alex Wilson Jason Actor Lou Procopio Marshal McLuhan Actor Phil Borneo Quant Actor Alan Braunstein Dr. Drake Actor Jackie Farley Ginny Actor David Osterhout Texas Ranger Actor Juretta Taylor Zoe Actor Michael D. Castle Burroughs Actor Alan DeWitt Dr. Murder Actor Bruce Karcher Edgar Allen Actor Stephen White Sergeant Sentry Collar Actor Raye Birk Mort Catafalque Actor George Armitage Billy the Kid Actor, Screenwriter Abe Santillanes Na Wanka Actor Gary Caplan Raincoat Harry Actor Pat Patterson Demeter Actor Country Joe and the Fish Music Ron Dexter Cinematographer George Van Noy Film Editing David Nichols Art Director Stephan Graham Set Decoration