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