Pamela Duncan
Diana Love / Helene
Richard Garland
Pendragon
Allison Hayes
Livia
Val Dufour
Quintus Ratcliff
Mel Welles
Gravedigger Smolkin
Dorothy Neumann
Meg Maud
Billy Barty
The Imp
Bruno VeSota
Innkeeper Scroop
Richard Devon
Satan
Maurice Manson
Prof. Ulbrecht Olinger
Aaron Saxon
Gobbo, the Jailer
Don Garrett
The Knight
Dick Miller
The Leper
Paul Blaisdell
Corpse (uncredited)
Signe Hack
Villager (uncredited)
Jack Tornek
Villager (uncredited)