"Rescued from the guillotine by his devoted dwarf Fritz, the Baron relocates to Carlsbruck, where he continues his gruesome experiments."
Peter Cushing
as Dr. Victor Stein
Francis Matthews
as Dr. Hans Kleve
Eunice Gayson
as Margaret Conrad
Michael Gwynn
as Karl
John Welsh
as Bergman
Lionel Jeffries
as Fritz
Oscar Quitak
as Dwarf
Richard Wordsworth
as Up Patient
John Stuart
as Inspector
Michael Ripper
as Kurt
Charles Lloyd Pack
as President
Arnold Diamond
as Molke
Marjorie Gresley
as Countess Barscynska
Anna Walmsley
as Vera Barscynska
George Woodbridge
as Janitor
Ian Whittaker
as Boy
Avril Leslie
as Girl
John Tatham
as Manservant (uncredited)
Eugene Leahy
as Kleine (uncredited)
Charles Gilliard
as Policeman (uncredited)
Jimmy Charters
as Patient (uncredited)
Julia Nelson
as Inga (uncredited)
Robert Brooks Turner
as Joseph the Groom (uncredited)
George Baxt
Additional Dialogue
Leonard Salzedo
Original Music Composer
Terence Fisher
Director
Jack Asher
Director of Photography
Bernard Robinson
Production Design
Anthony Hinds
Producer
Henry Montsash
Hairstylist
Philip Leakey
Makeup Artist
Dorothy Holloway
Casting
Jimmy Sangster
Writer
Alfred Cox
Editor
Hurford Janes
Michael Carreras
Executive Producer
Rosemary Burrows
Costume Design
Jock May
Sound Recordist
Sound Editor
Mary Shelley
Characters