Vivien Leigh

as Madeleine Goddard

Conrad Veidt

as Baron Karl Von Marwitz

Joan Gardner

as Lupita

Anthony Bushell

as Bob Carter

Ursula Jeans

as Gertrude

Margery Pickard

as Colette

Eliot Makeham

as Anatole Bergen

Austin Trevor

as Dr. Muller

Sam Livesey

as Major Schaeffer

Edmund Willard

as General Berlin of German Intelligence

Charles Carson

as Head of Fifth Bureau

Philip Ray

as Faber

Henry Oscar

as Swedish Magistrate

Cecil Parker

as Captain Of Q-Boat

Reginald Tate

as Mate of Q-Boat

Percy Walsh

as Captain of Swedish Packet

Robert Newton

as Officer of U-Boat

William Dewhurst

as The Killer

Laidman Browne

as Rugge

Michael Martin Harvey

as Bohlan

Anthony Holles

as Dutchman

Laurence Hanray

as Cottin

George Spence

as U-Boat Lockout