William Hartnell

as Supt. Frawley

Betty McDowall

as Kay Stock

Eddie Byrne

as Sam Hare

George Mikell

as Carl Stock

Michael Ripper

as Lenny Lane

Victor Brooks

as Sgt. Jacks

Tim Turner

as Peter

Ivan Craig

as Dinty

Howard Lang

as George

Ian Fleming

as

Sylvia Davies

as Sally

Frank Forsyth

as Desk Sergeant

Brian Phelan

as Taffy

Michael Collins

as Detective at Jackpot Club (uncredited)

Dan Cressey

as Telephone Engineer (uncredited)

Garard Green

as Detective Briggs (uncredited)

Charles Lamb

as Snack Bar Customer (uncredited)

Stanley Meadows

as Police Intelligence Officer on Radio (uncredited)

Jack Sharp

as Arsenal Supporter Watching Match (uncredited)

Richard Shaw

as Sam Hare's driver (uncredited)

Pauline Shepherd

as (uncredited)

George Spence

as Man in Tube Station (uncredited)

Robert Vossler

as Policeman Arresting Hare's Driver (uncredited)

Joe Wadham

as Detective (uncredited)