Diretor/a
Terence Fisher
DIRETOR/A
Elenco (na ordem dos créditos)
Christopher Lee
Prof. Karl Meister
Peter Cushing
Dr. Namaroff
Richard Pasco
Paul Heitz
Barbara Shelley
Carla Hoffman
Michael Goodliffe
Professor Jules Heitz
Patrick Troughton
Inspector Kanof
Joseph O'Conor
Coroner
Prudence Hyman
The Gorgon
Jack Watson
Ratoff
Redmond Phillips
Hans
Jeremy Longhurst
Bruno Heitz
Toni Gilpin
Sascha Cass
Joyce Hemson
Martha
Alister Williamson
Janus Cass
Michael Peake
Constable
Jim O'Brady
Angry Mob (uncredited)
Vic Chapman
Asylum Worker (uncredited)
Peter Evans
Inquest Jury Member (uncredited)
Fred Haggerty
Constable (uncredited)
Patrick Halpin
Man Warning Mob of Police (uncredited)
Arthur Howell
Angry Man (uncredited)
Sally Nesbitt
Nurse (uncredited)
Bill Sawyer
Fred Stroud
Juryman (uncredited)
Bob Wright