Melvyn Douglas

Rene Farrand aka Arsene Lupin

Virginia Bruce

Lorraine de Grissac

Warren William

Steve Emerson

John Halliday

Count de Grissac

Nat Pendleton

Joe Doyle

Monty Woolley

Georges Bouchet

E. E. Clive

Alf

George Zucco

Prefect of Police

Rollo Lloyd

Duval