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Ramón Gay as Dr. Eduardo Almada |
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Rosita Arenas as Flor |
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Crox Alvarado as Pinacate / El Ángel |
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Luis Aceves Castañeda as Dr. Krupp |
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Jorge Mondragón as Dr. Sepúlveda |
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Arturo Martínez as Tierno |
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Emma Roldán as Maria |
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Julián de Meriche as Comandante de Policía |
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Ángel Di Stefani as Popoca the Mummy |
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Jesús "Murciélago" Velázquez as El Murciélago (The Bat) |
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Estela Inda as Aztec Chanteuse |
| Directing | Rafael Portillo | Director |
| Editing | Jorge Bustos | Editor |
| Art | Javier Torres Torija | Art Direction |
| Production | Guillermo Calderón | Producer |
| Editing | José Li-ho | Editor |
| Costume & Make-Up | Carmen Palomino | Makeup Artist |
| Production | Luis García de León | Production Manager |
| Sound | Antonio Díaz Conde | Original Music Composer |
| Writing | Alfredo Salazar | Writer |
| Writing | Guillermo Calderón | Writer |
| Camera | Enrique Wallace | Director of Photography |
