Richard Attenborough

Ted Peters

Sheila Sim

Joy Goodall

Barry Jones

E. J. Gregory

Barry K. Barnes

Paul Baker

Judy Kelly

Toni Masters

John Warwick

Det. Insp. Carter

Garry Marsh

Det. Sgt. Murray

Diana Dors

Annette

Bill Owen

Dave Robinson

Cyril Chamberlain

Henchman "Sniffy"

Peter Croft

Johnny, bartender-henchman

Danny Green

Henchman Sid

Norman Shelley

Stage Door Keeper (uncredited)

Bartlett Mullins

Club Barman (uncredited)

Patricia Dainton

Pam (unconfirmed)

Dirk Bogarde

Policeman (uncredited)

Joy Harington

Friendly Barmaid (uncredited)

John Salew

Pogson

Johnnie Schofield

Fred (uncredited)

Harry Terry

Man Outside Taxi Garage (uncredited)

Dennis Wyndham

Sam (uncredited)

Jon Pertwee

Police Constable (uncredited)