Anna Marie de la Fuente Picked up by Latido Films at last year’s San Sebastian Film Festival, Chilean suspense-thriller “Immersion,” headed by Chile’s biggest star and Pablo Larraín regular, Alfredo Castro, has dropped its first trailer, which Variety bows exclusively.Nicolás Postiglione’s debut feature, which he co-wrote with fellow filmmakers Agustín Toscano (“The Snatch Thief”) and Moises Sepúlveda (“The Illiterate”), revolves around a father, Ricardo, who has taken his two teen daughters to