Lloyd Bridges

Frank Prior

Moira Lister

Pauline French

Alan Wheatley

Inspector Braddock

Leslie Phillips

Detective Cameron

Hélène Cordet

Helene Castle

Tom Gill

Stage Manager

Bruce Beeby

Kendall Brown

Rachel Roberts

Barmaid

Marjory Hume

Landlady

Jean Marsh

Landlady's Daughter

Robert Harrin

The Magician

André van Gyseghem

George, Stage Doorman

Lionel Blair

The Dancer

Robert Harbin

The Magician

Charles Botterill

The Xylophonist

Verne Morgan

Stone

Raymond Rollett

Jonas

Irissa Cooper

The Maid

Maxwell Gardner

Airport Official

Jon Evans

Police Scientist

Olive Lucius

TV Hostess

Max Boisot

The Child

Louise Cordet

The Child

Paul Beradi

Party Guest (Uncredited)

Stephen Boyd

Airport Traveller (Uncredited)

Richard Neller

Party Guest (Uncredited)