- Medea de Novara
- Empress Carlotta of Mexico
- Conrad Nagel
- Maximilian
- Jason Robards Sr.
- President Benito Juarez
- Lionel Atwill
- General Bazaine
- Guy Bates Post
- Louis Napoleon III
- Evelyn Brent
- Empress Eugenie
- Frank McGlynn Sr.
- President Abraham Lincoln
- Nigel De Brulier
- Father Fisher
- Gustav von Seyffertitz
- Metternich
- Michael Visaroff
- Dr. Samuel Basch
- Earl Gunn
- Porfirio Diaz
- George Regas
- Mariano Escobedo
- Rudolph Anders
- Herzfeld
- Duncan Renaldo
- Col. Miguel López
- Julian Rivero
- General Tomás MejÃa
- Rolfe Sedan
- Tudos - the Cook
- Franklin Murrell
- Grill - a Servant
- Charles Bobett
- (uncredited)
- Rina De Liguoro
- Matilda
- Claudia Dell
- Agnes Salm
- Robert Frazer
- Mexican General
- Curt Furberg
- (uncredited)
- Martin Garralaga
- General Miramar
- Edgar Norton
- (uncredited)
- Graciela Romero
- Mme. Paquita Bazaine
- Marin Sais
- (uncredited)
- Charles Stevens
- Diaz's Messenger
- Josef Swickard
- Mexican Statesman with Father Fisher
