 Rudolph ValentinoLt. Vladimir Dubrovsky / The Black Eagle / Marcel Le Blanc | Lt. Vladimir Dubrovsky / The Black Eagle / Marcel Le Blanc |
 Vilma BankyMascha Troekouroff | Mascha Troekouroff |
 Louise DresserThe Czarina, Catherine II | The Czarina, Catherine II |
 Albert ContiKuschka | Kuschka |
 James A. MarcusKyrilla Troekouroff | Kyrilla Troekouroff |
 George NicholsJudge | Judge |
 Carrie Clark WardAunt Aurelia | Aunt Aurelia |
 Spottiswoode AitkenDubrovsky's Father (uncredited) | Dubrovsky's Father (uncredited) |
| AAgostino BorgatoPriest (uncredited) | Priest (uncredited) |
 Gustav von SeyffertitzCourt Servant at Dinner (uncredited) | Court Servant at Dinner (uncredited) |
 Russell SimpsonThe Eagle's Lieutenant / Coach Driver (uncredited) | The Eagle's Lieutenant / Coach Driver (uncredited) |
 Otto HoffmanMan Whose Purse is Stolen (uncredited) | Man Whose Purse is Stolen (uncredited) |
 Jean De BriacMinor Role (uncredited) | Minor Role (uncredited) |
 Mario CarilloMarcel Le Blanc - French Tutor (uncredited) | Marcel Le Blanc - French Tutor (uncredited) |
 Eric MayneOfficial Asking for Signature (uncredited) | Official Asking for Signature (uncredited) |
 Mack SwainInnkeeper (uncredited) | Innkeeper (uncredited) |
 Gary CooperMasked Cossack (uncredited) | Masked Cossack (uncredited) |
