Vincent Ball
— Mike Billing
Betty McDowall
— Jenny Drew
John Le Mesurier
— Inspector Corcoran
Michael Ripper
— Percy Simpson
Alfred Burke
— Knockers Parsons
Frederick Piper
— Harvey Walters
Brian Worth
— Lucky Lewis
John Dearth
— Torrance
Chili Bouchier
— Mrs. Winston
Joan Heal
— Barmaid
John Charlesworth
— Hon. Stanley Dewsbury
Sam Kydd
— Harry Winston
Robert Raglan
— Assistant Commissioner
Andre Mikhelson
— Croupier
Leonard Cracknell
— Copy boy
John Dawson
— Cashier
Victor Harrington
— Journalist
Arthur Howell
— Gambler