Directed by
| José Leitão de Barros | ||
Writing Credits (in alphabetical order)
| Manuel Augusto García Viñolas | ... | (written by) |
| Afonso Lopes Vieira | ... | (poem) |
| Manuel Machado | ... | (literary advisor) |
| Ricardo del Mazo | ... | (story) |
Cast (in credits order) complete, awaiting verification
| Antonio Vilar | ... | Don Pedro | |
| Alicia Palacios | ... | Inês de Castro | |
| María Dolores Pradera | ... | Constança | |
| Raul de Carvalho | ... | Diego Lopes Pacheco | |
| João Villaret | ... | Martin, o Bobo | |
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Gregorio Beorlegui | ... | Pero Coello |
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Alfredo Ruas | ... | Alvaro Gonzales |
| Erico Braga | ... | Rey Afonso IV de Portugal | |
| Rest of cast listed alphabetically: | |||
| Antonio Casas | ... | Alvaro de Castro | |
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Carlos López Silva | ||
| Ramón Martori | ... | Fernando de Castro | |
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Ricardo del Mazo | ... | Ayres |
| Antonia Plana | ... | Lorenza | |
| Aníbal Vela | ... | Infante Don Juan Manuel | |
Produced by
| Oliveira Martins | ... | associate producer |
Music by
| José Muñoz Molleda | ||
Cinematography by
| Heinrich Gärtner | ... | (as Enrique Guerner) |
Editing by
| Juan J. Doria | ||
| Jacques Saint-Léonard | ||
Set Decoration by
| Pierre Schild | ||
| Antonio Simont | ... | (as Escriña y Simont) |
Costume Design by
| Humberto Cornejo | ||
Makeup Department
| Joaquín Carrasco | ... | makeup artist |
Production Management
| José María Alonso Pesquera | ... | production manager |
Art Department
| Manuel Augusto García Viñolas | ... | art director: Spanish version |
| Pio García Viñolas | ... | art consultant |
Sound Department
| Antonio Fernández Roces | ... | sound |
Visual Effects by
| José María Moreno | ... | modeler |
| Pierre Schild | ... | Matte painting (uncredited) |
Costume and Wardrobe Department
| Manuel Comba | ... | costume advisor |
Additional Crew
| Luis Dias-Amado | ... | technical production advisor |
| Joaquín Burgos | ... | voice dubbing: Ramón Martori (uncredited) |
| Rafael Calvo | ... | voice dubbing: Aníbal Vela (uncredited) |
| Eduardo Fajardo | ... | voice dubbing: Antonio Vilar (uncredited) |
| José María Lado | ... | voice dubbing: Erico Braga (uncredited) |
| Ramón Martori | ... | voice dubbing: Carlos de Carvalho (uncredited) |