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Ricardo Acero as Enrique Fernández Arbós |
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Félix Fernández as Señor Agapito |
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Maruchi Fresno as Laura Salcedo |
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Juanita Reina as Angustias |
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Julio Peña as Isaac Albéniz |
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Antonio Vico as Javier |
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Manuel Luna as Antonio |
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Jesús Tordesillas as Robert Brighton |
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María Martín as Emma |
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Rafaela Rodríguez as |
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Arturo Marín as Franz Liszt |
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Fernando Aguirre as |
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Carlos Larrañaga as Isaac Albéniz (niño) |
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Elisa Méndez as (uncredited) |
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Carmen Sevilla as Clementina (joven) (uncredited) |
| Directing | Juan de Orduña | Director |
| Writing | Luis Marquina | Story |
| Editing | Petra de Nieva | Editor |
| Writing | Eduardo Marquina | Story |
| Directing | Fortunato Bernal | First Assistant Director |
| Sound | León Lucas de la Peña | Sound Editor |
| Writing | Antonio Mas Guindal | Story |
| Sound | Antonio Alonso | Sound Mixer |
| Sound | Manuel L. Quiroga | Music |
| Production | Eladio Alonso Sagredo | Producer |
| Camera | Willy Goldberger | Director of Photography |
| Art | Francisco Canet Cubel | Set Designer |
| Production | Jesús Rubiera | Producer |
| Costume & Make-Up | Francisco Puyol | Makeup Artist |
| Writing | Juan de Orduña | Writer |
| Art | Sigfrido Burman | Set Decoration |
| Production | Miguel Tudela | Production Manager |
| Camera | Alfonso Nieva | Camera Operator |
