Roger Corman Director, Producer Vincent Price Prince Prospero Actor Hazel Court Juliana Actor Jane Asher Francesca Actor David Weston Gino Actor Patrick Magee Alfredo Actor Nigel Green Ludovico Actor Robert Brown Guard Actor Julian Burton Señor Veronese Actor Charles Beaumont Screenwriter R. Wright Campbell Screenwriter Nicolas Roeg Cinematographer Ann Chegwidden Film Editing David Lee Original Music Daniel Haller Production Design Robert Jones Art Director G.B. Walker Casting