Discover
Cantinflas
Feliciano
Gina Romand
Carlota
Claudio Brook
Alex
Fanny Cano
Bebe
Guillermo Zetina
Jefe de Contraespionaje
Emma Roldán
Doña Angustias
Quintín Bulnes
Agente
Carlos León
Agente
Guillermo Rivas
Espía
Jorge Russek
Espía
Ramón Valdés
Original XU 777
Francisco Reiguera
Odilon Campos Santos
Julián de Meriche
(uncredited)
María Herrero
(uncredited)
André Toffel
(uncredited)
Maricarmen Vela
(uncredited)
Xavier Massé
(uncredited)
José Wilhelmy
(uncredited)
Adolfo Aguilar
(uncredited)
Alberto Catalá
(uncredited)
Ángel Merino
(uncredited)
Jorge Mondragón
(uncredited)
Manuel Zozaya
(uncredited)
Rafael de Córdoba
(uncredited)
Armando Gutiérrez
(uncredited)
Art
Roberto Silva
Production Design
Crew
Carlos León
Additional Dialogue
Luis Fernández
Sound Recordist
Antonio Muñoz Ravelo
Special Effects
Directing
Miguel M. Delgado
Director
Luis Gaytán
Script Supervisor
Moises M. Delgado
Assistant Director
Editing
Jorge Busto
Editor
Sound
James L. Fields
Sound
Raúl Portillo
Sound Editor
Gustavo César Carrión
Original Music Composer
Galdino R. Samperio
Sound Re-Recording Mixer
Art
Roberto Silva
Production Design
Crew
Carlos León
Additional Dialogue
Luis Fernández
Sound Recordist
Antonio Muñoz Ravelo
Special Effects
Directing
Miguel M. Delgado
Director
Luis Gaytán
Script Supervisor
Moises M. Delgado
Assistant Director
Editing
Jorge Busto
Editor
Sound
James L. Fields
Sound
Raúl Portillo
Sound Editor
Gustavo César Carrión
Original Music Composer
Galdino R. Samperio
Sound Re-Recording Mixer