After the mysterious disappearance of an oil well owner, one of his workers, Gerardo assumes the business management. Soon, the owner's sister arrives from Argentina, and, believing that Gerardo killed her brother to keep the wells for himself, she starts working as a singer under a false name in the same casino her brother disappeared, in order to find out what exactly happened.
Unfortunately the movie Gran Casino is not yet available on HBO Max.
| Directing | Luis Buñuel | Director |
| Writing | Mauricio Magdaleno | Adaptation |
| Directing | Moises M. Delgado | Assistant Director |
| Camera | Carlos Martel | Camera Operator |
| Production | Federico Amérigo | Production Manager |
| Costume & Make-Up | Armando Meyer | Makeup Artist |
| Art | Raúl Serrano | Set Decoration |
| Production | Óscar Dancigers | Producer |
| Sound | Javier Mateos | Sound Recordist |
| Art | Javier Torres Torija | Production Design |
| Sound | Manuel Esperón | Original Music Composer |
| Sound | José de Pérez | Sound Re-Recording Mixer |
| Editing | Gloria Schoemann | Editor |
| Costume & Make-Up | María de Jesús Lepe | Hairstylist |
| Directing | Pedro López | Script Supervisor |
| Camera | Jack Draper | Director of Photography |
| Writing | Michel Veber | Original Story |
