Edmund Lowe

Inspector Barrabal

Sebastian Shaw

Frank Sutton

Ann Todd

Carol Stedman

Tamara Desni

Tamara

Robert Newton

Larry Graeme

Allan Jeayes

Inspector Elford

Alastair Sim

Joshua Collie

Stewart Rome

Police Superintendent Marshall

Mabel Terry-Lewis

Mrs. Stedman

Gordon McLeod

Mr. Field

Syd Crossley

Minor Role

Danny Green

Safecracker

Michael Rennie

Medical Examiner

Bill Shine

Alfie

Philip Ray

Safecracker (uncredited)