Diễn viên
Irving Pichel
Sergei Pavlov
Halliwell Hobbes
Sir Walter Carrister
Alphonse Ethier
Paul DeVigney
Frank Reicher
Mr. X
Paul Porcasi
Count Romano
Glen Cavender
Russian Policeman (uncredited)
Claire McDowell
Woman Saying 'Lenin will Live' (uncredited)
Walter Byron
Under Secretary Stanley
Cesar Romero
Tito Del Val
Arthur Aylesworth
Mr. Henry Farmer
Kay Francis
Elena Moura
Phillip Reed
Gaston LeFarge
Doris Lloyd
Lady Carrister
Gregory Gaye
Mr. Kolinoff
Leslie Howard
Stephen 'Steve' Locke
William Gargan
Bob Medill
Ivan F. Simpson
'Poohbah' Evans
J. Carrol Naish
Commissioner of War Trotsky
Tenen Holtz
Lenin
Mary Forbes
Lady Catherine Trehearne
Marina Koshetz
Maria Nikolaievna (as Marina Schubert)
George C. Pearce
Lloyd George (as George Pearce)