Terence Fisher
Director
Roy Ashton
Makeup Artist
J. Llewellyn Devine
Original Story
Bernard Robinson
Production Design
James Needs
Supervising Film Editor
Rosemary Burrows
Costume Design
Anthony Nelson Keys
Producer
Don Mingaye
Art Direction
John Gilling
Screenplay
James Bernard
Original Music Composer
Molly Arbuthnot
Costume Supervisor
Eric Boyd-Perkins
Editor
Michael Reed
Director of Photography
Sydney Pearson
Special Effects
Ken Rawkins
Sound Recordist
Roy Hyde
Sound Editor
Cecil Cooney
Camera Operator
Frieda Steiger
Hairstylist
Tom Buchanan
Sound Assistant
John Shinerock
Focus Puller
Peter Cushing
Dr. Namaroff
Christopher Lee
Prof. Karl Meister
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
Jeremy Longhurst
Bruno Heitz
Toni Gilpin
Sascha Cass
Alister Williamson
Janus Cass
Joyce Hemson
Martha
Redmond Phillips
Hans
Michael Peake
Constable
Sally Nesbitt
Nurse
Fred Haggerty
Constable
