BTS
- Жыл: 1970
- Ел: Spain
- Жанр: Thriller, Mystery
- Студия:
- Кілт сөз: behind the scenes, series of murders, locked door, arts school, school project, murder in school, locked inside
- Директор: Igor Morales
- Кастинг: Néstor Seller, Juan Paya, Lucía Agustín, Irene Hickey, Candela del Olmo, Álvaro Galarza Lima
