Harry Baur

Peter Brioukow

Penelope Dudley-Ward

Natasha

Laurence Olivier

Captain Ivan Ignatoff

Athene Seyler

Madame Anna Sabine

Lilian Braithwaite

Countess

Morton Selten

General Kovrin

Sam Livesey

Fedor

Robert Cochran

Polonsky

Hay Petrie

Spy

Walter Hudd

The Doctor

Kate Cutler

Madame Kovrin

C.M. Hallard

President of Court Martial

Charles Carson

Officer of Defense

Edmund Willard

Officer of Prosecution

Morland Graham

Brioukow's Servant

Anthony Asquith

Director