This movie is the first of a trilogy that Sebastián D’Arbó, a specialist in parapsychology, filmed on occult topics. The second film is El ser (1982) and the last one Más allá de la muerte (1986).
Length 108 minutes
Narciso Ibáñez Menta | Emilio Gutiérrez Caba | Ramiro Oliveros | Berta Cabré | Ovidi Montllor | Antonio Molino Rojo | Rosa Morata | Carlos Martos | Marta Flores | Montserrat Prous | Mercedes Gil | Ventura Oller | Alicia Orozco | Enric Casamitjana | Edualdo Macia | Mir Ferry | Asunción Vitoria | Pepa Palau | Sebastià d'Arbó