Cast:
Yul Brynner, Robert Mitchum, Maria Grazia Buccella, Charles Bronson, Herbert Lom, Robert Viharo, Frank Wolff, Alexander Knox, Robert Carricart, Andrés Monreal, Fernando Rey, Julio Peña, José María Prada, Regina de Julián, Antoñito Ruiz, Jill Ireland, Diana Lorys, John Ireland, Francisco Arduras, Raúl Castro, José Luis Chinchilla, John Clark, Miguel de la Riva, Fernando Hilbeck, Antonio Jiménez Escribano, José Luis Lizalde, Nazzareno Natale, Miguel Pedregosa, Xan das Bolas, Rock Brynner, José Canalejas, José Riesgo, Lalo Rios, Enrique Santiago, Seyyal Taner