Cast
Stuart Saunders
Cinema manager (uncredited)
Laurence Payne
Norman Martell
Humphrey Lestocq
Simmons, the Producer
Patricia Dainton
Helen Martell
Cleo Laine
Cleo
Dudley Moore
Rehearsal Pianist (Uncredited)
Max Faulkner
Det. Sgt. Fred Smith (uncredited)
Jane Griffiths
Peggy Hill
Edward Underdown
Dr. Peter Murdoch
Arthur Hewlett
Marshall
Pat Ryan
Detective Examining Tape-Recorder (uncredited)
John Arnatt
Supt. Ross
Lucy Griffiths
Miss Potter
Annette Kerr
Cinema cashier