Peter Cushing
— Piotr Petrovsky
Malcolm Russell
— Boris Chernov
Anthony Ireland
— Prince Bounine
Mary Kerridge
— Anna Broun
Michael Godfrey
— Felix Oblensky
Bryan Coleman
— Prince Paul
Helen Haye
— The Dowager Empress of Russia
Ruth Goddard
— Her Lady-in-Waiting
Jacqueline Squire
— Antonia
Charles Cameron
— Sergei
Geoffrey Tyrrell
— The Sleigh Driver
Everley Gregg
— The Charwoman