Louis Hayward

Simon Templar

Naomi Chance

Carol Denby

Sydney Tafler

Max Lennar

Charles Victor

Chief Insp. Claud Teal

Jane Carr

Kate Finch

Harold Lang

Jarvis

William Russell

Keith Merton

Diana Dors

The Blonde in Lennar's Apartment

Thomas Gallagher

Hoppy Uniatz

Russell Napier

Col. Stafford

Sam Kydd

Barkley

Ian Fleming

Lord Merton

Erik Chitty

Older gang member (uncredited)

Jack Mandeville

Party Guest (uncredited)

Ian Wilson

Man Waiting for Telephone Booth (uncredited)