In het midden van de 19de eeuw leidt Markies de Bradomín een comfortabel leven tot hij een relatie krijgt met de zieke vrouw van een Spaanse edelman. Hij raakt tegen zijn wil verwikkeld in een politieke samenzwering en vlucht met zijn geliefde naar Mexico.
Nee, helaas is Sonatas nog niet beschikbaar op Netflix in Nederland.
| Directing | Juan Antonio Bardem | Director |
| Writing | Juan Antonio Bardem | Writer |
| Writing | Juan de la Cabada | Writer |
| Writing | José Revueltas | Writer |
| Writing | Ramón del Valle-Inclán | Writer |
| Production | Federico Amérigo | Producer |
| Production | Manuel Barbachano Ponce | Producer |
| Production | Pedro Coll | Producer's Assistant |
| Production | Apolinar Rabinal | Producer's Assistant |
| Production | Carlos Velo | Producer |
| Production | Guillermo F. Zúñiga | Producer |
| Sound | Luis Hernández Bretón | Music |
| Sound | Isidro B. Maiztegui | Music |
| Camera | Gabriel Figueroa | Director of Photography |
| Camera | Cecilio Paniagua | Director of Photography |
| Editing | Margarita Ochoa | Editor |
| Editing | Carlos Savage | Editor |
| Art | Francisco Canet Cubel | Production Design |
| Art | Gunther Gerszo | Production Design |
| Costume & Make-Up | Armando Villas Peza | Costume Design |
| Costume & Make-Up | Ricardo Zamorano | Costume Design |
| Costume & Make-Up | Bertha Chiu | Makeup Artist |
| Costume & Make-Up | Armando Meyer | Makeup Artist |
| Costume & Make-Up | Carlos Nin | Makeup Artist |
| Production | Luis G. Rubín | Production Manager |
| Directing | Pío Caro Baroja | Assistant Director |
| Directing | Ignacio Villareal | Assistant Director |
| Sound | Aurelio García Tijeras | Sound |
| Sound | Manuel Topete | Sound |
| Camera | Miguel Agudo | Camera Operator |
| Camera | Miguel Guzmán | Still Photographer |
| Camera | Julio Leyva | Assistant Camera |
| Lighting | Daniel López | Lighting Technician |
| Camera | Ignacio Romero | Camera Operator |
| Camera | Pablo Ríos | Assistant Camera |
| Camera | Manuel Álvarez Bravo | Still Photographer |
| Camera | Gabriel Figueroa | Camera Operator |
| Directing | Manuel Alcayde | Script Supervisor |
| Directing | Carlos de los Llanos | Script Supervisor |
