El gran secreto
| MPAA Rating: | NR |
| Genre: | Drama |
| Country: | Spain |
| Produced By: | ValentÍN Panero, JosÉ Panero |
| Directed By: | Pedro Mario Herrero |
| Written By: | Pedro Mario Herrero |
| Cast: | María Luisa San José, Charo López, Elena Ajenjo, Manuel Zarzo, María Asquerino, Lola Lemos, Francisco Piquer, Emilio Gutiérrez Caba, José Luis López Vázquez, Emilio Linder, Álvaro De Luna, África Pratt, Eduardo López, Emilio Fornet, Miguel Del Castillo, Alfonso Castizo, Francisco Rabal, Carlos Muñoz |
| In Theaters: | Oct 13, 1980 |
| Runtime: | 1 hour 36 minutes |
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