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