Cantinflas
Feliciano
Gina Romand
Carlota
Claudio Brook
Alex
Fanny Cano
Bebe
Guillermo Zetina
Jefe de Contraespionaje
Emma Roldán
Doña Angustias
Quintín Bulnes
Agente
Guillermo Rivas
Espía
Jorge Russek
Espía
Ramón Valdés
Original XU 777
Francisco Reiguera
Odilon Campos Santos
Julián de Meriche
(uncredited)
Maricarmen Vela
(uncredited)
Alberto Catalá
(uncredited)
Jorge Mondragón
(uncredited)
Rafael de Córdoba
(uncredited)
Carlos León
Agente
María Herrero
(uncredited)
André Toffel
(uncredited)
Xavier Massé
(uncredited)
José Wilhelmy
(uncredited)
Adolfo Aguilar
(uncredited)
Ángel Merino
(uncredited)
Manuel Zozaya
(uncredited)
Armando Gutiérrez
(uncredited)
