Paco HernándezÁngela's Father Rosa ÁvilaÁngela's Mother Teresa CastanedoTV Presenter José Miguel CaballeroVideo Library Concierge Joserra CadiñanosVigilant Julio VélezTrain Attendant Pilar OrtegaSales Manager José Luis CuerdaProfessor 1 / Executive Producer Emiliano OteguiProfessor 2 / Production Director Walter PrietoTrain Watchman Helena Castañeda(uncredited) Alejandro AmenábarRegisseur / Screenplay / Associate Producer / Original Music Composer José Luis CuerdaProfessor 1 / Executive Producer Hans BurmannAssociate Producer / Director Of Photography Wolfgang BurmannAssociate Producer / Art Direction Ricardo SteinbergCo-Producer / Sound María Elena Sáinz de RozasAssociate Producer / Redacteur Daniel GoldsteinCo-Producer / Sound Paca AlmenaraMakeup Artist Mateo GilAssistant Director / Story Raúl OteguiSecond Assistant Director Manuel CorralesSound Effects Pelayo GutiérrezSound Editor Nacho Royo-VillanovaSound Effects Editor Mariano MarínOrchestrator Emiliano OteguiProfessor 2 / Production Director 
