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Mirtha Legrand as Mirtha Aguirre |
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Silvia Legrand as Silvia Aguirre |
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Roberto Airaldi as Roberto Saavedra |
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Enrique Chaico as Don Pedro |
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Miguel Gómez Bao as Don Miguel Aguirre |
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Maurice Jouvet as Mauricio |
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Julio Renato as Julio Recalde (gerente) |
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Blanca Vidal as Doña Mercedes |
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Elina Colomer as Mecanógrafa compañera de Mirtha |
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Adolfo Linvel as Médico |
| Sound | Franz Liszt | Original Music Composer |
| Writing | Luis César Amadori | Writer |
| Art | Raúl Soldi | Art Direction |
| Sound | Mario Maurano | Music Director |
| Sound | Mario Maurano | Original Music Composer |
| Sound | ლუდვიგ ვან ბეთჰოვენი | Original Music Composer |
| Directing | Enrique Cahen Salaberry | Assistant Director |
| Editing | Jorge Gárate | Editor |
| Directing | Luis César Amadori | Director |
| Camera | Alberto Etchebehere | Director of Photography |
