"In the days leading up to the Russian Revolution, Stephen Locke, a minor British diplomat in St Petersburg, falls in love with a Russian spy."
Leslie Howard
as Stephen 'Steve' Locke
Kay Francis
as Elena Moura
William Gargan
as Bob Medill
Phillip Reed
as Gaston LeFarge
Irving Pichel
as Sergei Pavlov
Ivan F. Simpson
as 'Poohbah' Evans
Halliwell Hobbes
as Sir Walter Carrister
J. Carrol Naish
as Commissioner of War Trotsky
Walter Byron
as Under Secretary Stanley
Cesar Romero
as Tito Del Val
Arthur Aylesworth
as Mr. Henry Farmer
Alphonse Ethier
as Paul DeVigney
Frank Reicher
as Mr. X
Tenen Holtz
as Lenin
Doris Lloyd
as Lady Carrister
Mary Forbes
as Lady Catherine Trehearne
Marina Koshetz
as Maria Nikolaievna (as Marina Schubert)
George C. Pearce
as Lloyd George (as George Pearce)
Gregory Gaye
as Mr. Kolinoff
Paul Porcasi
as Count Romano
Glen Cavender
as Russian Policeman (uncredited)
Claire McDowell
as Woman Saying 'Lenin will Live' (uncredited)
Michael Curtiz
Director
Laird Doyle
Screenplay
Thomas Richards
Editor
Anton Grot
Art Direction
Scotty Moore
Prop Maker
Charles David Forrest
Sound Recordist
Henry Blanke
Camera Operator
Al Roberts
Homer Van Pelt
Still Photographer
Leo F. Forbstein
Conductor
Nicholas Kobliansky
Technical Supervisor
Ernest Haller
Director of Photography
R.H. Bruce Lockhart
Novel
Bernhard Kaun
Original Music Composer
Heinz Roemheld
Orry-Kelly
Costume Design