Directed by
| Juan de Orduña | ||
Writing Credits (in alphabetical order)
| Jesús María de Arozamena | ||
| María Lejárraga | ... | (as Gregorio Martínez Sierra) |
| Gregorio Martínez Sierra | ... | (play) |
| José María Usandizaga | ... | (play) |
Cast (in credits order)
| José Moreno | ... | Puck | |
| Rest of cast listed alphabetically: | |||
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Ramón Alonso | ... | Roberto (singing voice) |
| Tomás Blanco | ... | Amante de Cecilia | |
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Víctor Blas | ||
| Carlos Casaravilla | ... | Roberto | |
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Josefina Cubeiro | ... | Lina (singing voice) |
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Antonio Durán | ... | Juanito |
| Julio Goróstegui | ... | Empresario del teatro | |
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Roberto Martín | ... | Artista de la compañía |
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Manuel Miranda | ... | Boby |
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Grace Polit | ||
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Isabel Rivas | ... | Cecilia (singing voice) |
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María Saavedra | ||
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Vicente Sardinero | ... | Puck (singing voice) |
| María Silva | ... | Cecilia | |
| Dyanik Zurakowska | ... | Lina | |
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Octavio Álvarez | ... | Juanito (singing voice) |
Music by
| José María Usandizaga | ... | (original music by) |
Cinematography by
| Federico G. Larraya | ||
Editing by
| Magdalena Pulido | ||
Music Department
| Federico Moreno Torroba | ... | conductor |
Additional Crew
| Ángel María Baltanás | ... | voice dubbing: José Moreno (uncredited) |
| Mari Ángeles Herranz | ... | voice dubbing: Dyanik Zurakowska (uncredited) |
| José Moratalla | ... | voice dubbing: Manuel Miranda (uncredited) |
| Isabel Rivas | ... | voice dubbing: María Silva (uncredited) |
| Francisco Sánchez | ... | voice dubbing: Carlos Casaravilla (uncredited) |
| Joaquín Vidriales | ... | voice dubbing: Tomás Blanco (uncredited) |