Spanish television drama thriller focusing on the students of a fictional boarding school in a forest, where teenagers are sent by their parents to study. The boarding school is situated in a forest far from the city, on the outskirts on which macabre events occur. The series debut on 24 May 2007, and is a production of Antena 3. Although the show is recorded and produced in HD, it is only broadcast in SD. However, an HD Blu-ray Disc release has been announcedHéctor de la Vega - Luis MerloElsa Fernández Campos - Natalia MillánJacinta García - Amparo Baró, Carolina LapausaMaría Almagro - Marta TornéMarcos Novoa Pazos - Martiño RivasIván Noiret León - Yon GonzálezCarolina Leal - Ana Celia de ArmasVictoria Martínez González - Elena FuriaseRoque Sánchez Navas - Daniel RetuertaCayetano Montero Ruiz - Fernando Tielve, Roger PríncepFermín de Pablo / Carlos Almansa - Raúl FernándezHugo - Javier RíosCamilo - Pedro CiveraAmelia - Marta HazasPedro - Eduardo VelascoPaula Novoa Pazos / Irene Espi / Eva Wulf - Carlota GarcíaEvelyn - Denisse PeñacockMateo Tabuenca - Alejandro BottoJacques Noiret - Carlos LealNora - Mariona RibasJoaquín Fernández - Eduardo McGregor"The gnome" - Javier Iribarren, Roger PríncepIrene Espí / Sandra Pazos - Yolanda Arestegui"The old man" - Manuel de BlasAndrés Novoa - Luis MottolaRebeca Benarroch - Irene MontaláMiguel - Eduardo EspinillaJulia - Blanca SuárezAlfonso Ceballos - Paco MerinoRicardo Montoya - Miguel AlcíbarMario Torres - José Luis PatiñoSusana Saavedra / López - Chusa BarberoAntonio - Manuel JuradoJulia's Mother - Àngels BassasManuela Portillo - Úrsula CorberóVerónica Fernández García - Lucía QuintanaMartín - Oriol TarrasónMárquez - Bruno SquarciaRodrigo - Pablo CastellanosÁngel Lázaro Díaz "Juan" - Quim RamosJulia's Father - Carlos OlayaMary - Violeta PérezEvelyn's Mother - Lucina GilEvelyn's Father - Jesús FuenteGerardo - Álex QuirogaVicky's Mother - Lolita FloresMartin Moreno Rodriguez/Emilio Galvan - Ismael MartinezAmaia - Nani Jimenez