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Ana Luisa Peluffo as Ana / Lucy Morán |
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Joaquín Cordero as Germán Álvarez |
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Pompín Iglesias as |
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Alberto de Mendoza as Rodolfo Morán alias El Sudamericano |
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Erna Martha Bauman as Alicia |
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Enrique García Álvarez as Doctor Luna |
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Rosina Navarro as Mini |
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Carmela Rey as |
| Camera | Jack Draper | Director of Photography |
| Sound | Luis Hernández Bretón | Original Music Composer |
| Art | José Rodríguez Granada | Production Design |
| Directing | Eufemio Rivera | Assistant Director |
| Directing | Winfield Sánchez | Assistant Director |
| Writing | María Luisa Algarra | Story |
| Writing | Luis Spota | Story |
| Directing | Miguel Morayta | Director |
| Writing | Miguel Morayta | Writer |
| Writing | Adolfo Torres Portillo | Story |
| Production | Óscar J. Brooks | Producer |
| Production | Ernesto Enríquez | Producer |
| Editing | Rafael Ceballos | Editor |
| Visual Effects | Armando Stahl | Effects Supervisor |
