Gwili Andre
Eugenie Dorain
Gregory Ratoff
Han Moloff
Frank Morgan
François St. Cyr
John Warburton
Leon Renault
Rochelle Hudson
K-31
Christian Rub
Anton Dorain
Murray Kinnell
Bertillon
Arnold Korff
Grand Duke Maxim
Kendall Lee
Rina Harka
Lucien Prival
Lomzoi
Guido Trento
Count de Marsay
Wong Chung
Chinese Guard (uncredited)
Harry Cording
Man Reading Newspaper (uncredited)
Chester Gan
Chinese Guard (uncredited)
Julia Swayne Gordon
Madame Danton (uncredited)
Kate Drain Lawson
Cecile Rodin, aka "Madame La Prop." (uncredited)
Vivien Oakland
Cohort of Moloff (uncredited)
Ellinor Vanderveer
Cohort of Moloff (uncredited)
Michael Visaroff
Pickpocket Victim (uncredited)
Secrets of the French Police
Released