Vincent Price
Dr. Warren Chapin
Philip Coolidge
Oliver 'Ollie' Higgins
Judith Evelyn
Mrs. Martha Ryerson Higgins
Darryl Hickman
David Morris
Pamela Lincoln
Lucy Stevens
Patricia Cutts
Isabel Stevens Chapin
William Castle
Prologue Host (uncredited)
Bob Gunderson
Ryerson - Screaming Convict (uncredited)
Dal McKennon
Projectionist (uncredited)
Leon Alton
Member of Silent Movie Audience (uncredited)
Gertrude Astor
Richard Barthelmess
David Kinemon (archive footage) (uncredited)
Gail Bonney
Pat Colby
