Diana Love / Helene
Pamela Duncan
Pendragon
Richard Garland
Gobbo, the Jailer
Aaron Saxon
The Knight
Don Garrett
The Leper
Dick Miller
Corpse (uncredited)
Paul Blaisdell
Villager (uncredited)
Signe Hack
Jack Tornek
Livia
Allison Hayes
Quintus Ratcliff
Val Dufour
Gravedigger Smolkin
Mel Welles
Meg Maud
Dorothy Neumann
The Imp
Billy Barty
Innkeeper Scroop
Bruno VeSota
Satan
Richard Devon
Prof. Ulbrecht Olinger
Maurice Manson
Director
Roger Corman
Producer
Screenplay
Charles B. Griffith
Mark Hanna
Original Music Composer
Ronald Stein
Assistant Director
Lou Place
Editor
Frank Sullivan
Director of Photography
William A. Sickner
Makeup Artist
Curly Batson
Sound
Robert Post