 Paul MuniBenito Pablo Juárez | Benito Pablo Juárez |
 Bette DavisEmpress Carlotta von Hapsburg | Empress Carlotta von Hapsburg |
 Brian AherneEmperor Maximilian von Hapsburg | Emperor Maximilian von Hapsburg |
 Claude RainsEmperor Louis Napoleon III | Emperor Louis Napoleon III |
 John GarfieldGeneral Porfirio Diaz | General Porfirio Diaz |
 Donald CrispMaréchal Bazaine | Maréchal Bazaine |
 Joseph CalleiaAlejandro Uradi | Alejandro Uradi |
 Gale SondergaardEmpress Eugenie | Empress Eugenie |
 Gilbert RolandColonel Miguel Lopez | Colonel Miguel Lopez |
 Henry O'NeillGeneral Miguel Miramon | General Miguel Miramon |
 Harry DavenportDr. Samuel Basch | Dr. Samuel Basch |
 Louis CalhernLeMarc | LeMarc |
 Walter KingsfordPrince Richard Metternich | Prince Richard Metternich |
 Georgia CaineLady in Waiting | Lady in Waiting |
 Montagu LoveJose de Montares | Jose de Montares |
 John MiljanMariano Escobedo | Mariano Escobedo |
 Vladimir SokoloffCamilo | Camilo |
 Irving PichelGeneral Carbajal | General Carbajal |
 Pedro de CordobaRiva Palacio | Riva Palacio |
 Monte BlueLerdo de Tajada | Lerdo de Tajada |
| MManuel DíazPepe | Pepe |
 Hugh SothernJohn Bigelow | John Bigelow |
 Mickey KuhnAugustin Iturbide | Augustin Iturbide |
 Billy WilkersonTomas Mejia | Tomas Mejia |
 Martín GarralagaNegroni | Negroni |
 Frank LackteenCoachman | Coachman |
 Egon BrecherBaron von Magnus (uncredited) | Baron von Magnus (uncredited) |
| GGennaro CurciSeñor de Leon (uncredited) | Señor de Leon (uncredited) |
| CCarlos De ValdezTailor (uncredited) | Tailor (uncredited) |
 Claudia DellAgnes Salm (uncredited) | Agnes Salm (uncredited) |
