Spacium
Fernando El Católico
De la Guardia
Sr. Kuriansky
Alex Fimman
Robledo
Barone
Bishop Flores
Montelongo
Dr. Greene
Guillermo Kahlo
Mr. Robinson
Padre de Aída
Sánchez
Jimenez
Jeremías
Dr. Franklin Miller
Héctor Trejo
Dr. Oszek / Hunchbacked Gypsy
Arne
Chemin De Fer
Paul
Heinrich Werner/Conrad Krauss
Preacher
Colonel Robert Ernest Whitney
Fray Alonso de Peralta
Señor Olmedo
Dr. Maillard / Raoul Fragonard
Armando Vertiz
Gabriel Lima
Ethan Walden
Dr. Pedro Millán
Roberto (uncredited)
Gonzalo de Medina
Narrator
John Bert
L'évêque
Baron von Ambras
Baron von Ambras
Francis Coplan
Marc Garland
Robert Foster
Peter Cunningham
Professor Davenport
Mike Coppolano
The Great Rodolfo
Rev. Poole
Professor Fernando Luna
Dr. Karol
Professor Walker
Sr. Carlos de los Rios, padre de Silvia
Professor Walker
Butler Julio
Mr. Henry
Professor Walker
Cónsul de México
(uncredited)
Dr. Villafranca
Rev. Fleetwood
Arturo's brother
Ruelle (uncredited)
William
Mr. Attorney
Priest
Mr. Licenciado (uncredited)
James Boone