Norman Martell

Laurence Payne

Acting

Helen Martell

Patricia Dainton

Acting

Peggy Hill

Jane Griffiths

Acting

Dr. Peter Murdoch

Edward Underdown

Acting

Supt. Ross

John Arnatt

Acting

Simmons, the Producer

Humphrey Lestocq

Acting

Miss Potter

Lucy Griffiths

Acting

Mrs. Booth

Olive Milbourne

Acting

Marshall

Arthur Hewlett

Acting

Cinema cashier

Annette Kerr

Acting

Cleo

Cleo Laine

Acting

Rehearsal Pianist (Uncredited)

Dudley Moore

Acting

Cinema sales girl (uncredited)

Sylvia Davis

Acting

Det. Sgt. Fred Smith (uncredited)

Max Faulkner

Acting

Patrol car policeman (uncredited)

Garard Green

Acting

P.C. Williams (uncredited)

Arthur Howell

Acting

Sleeping Man in Theater (uncredited)

Richard Neller

Acting

Detective Examining Tape-Recorder (uncredited)

Pat Ryan

Acting

Cinema manager (uncredited)

Stuart Saunders

Acting

Det. Sgt. Carter (uncredited)

Arthur Skinner

Acting

Detective / Fingerprints Officer (uncredited)

John Tatham

Acting