On screen
Cast
16 credited performers
Barbara Shelley
Leonora Johnson / Leonora Brandt
Robert Ayres
Dr. Brian Marlowe
Kay Callard
Dorothy Marlowe
Artwork unavailable
Ernest Milton
Edmund Brandt
Artwork unavailable
Lily Kann
Anna
Jack May
Richard Johnson
Artwork unavailable
Paddy Webster
Cathy
Artwork unavailable
John Lee
Allan
Artwork unavailable
Edward Harvey
Doorman
Martin Boddey
Cafferty
Artwork unavailable
Selma Vaz Dias
Nurse
Artwork unavailable
John H. Watson
Roberts
Artwork unavailable
John Baker
Male Nurse (uncredited)
Artwork unavailable
Jim Tyson
Barman (uncredited)
Frank Atkinson
Guard (uncredited)
Artwork unavailable
Geoffrey Tyrrell
Caretaker (uncredited)