Post Office Box 1001
Barcelona, Spain. A young man is murdered in the middle of the street in front of the police headquarters. Miguel and Marcial, two agents of the Criminal Brigade in charge of the investigation, find in the victim's room a newspaper where a cryptic classified ad appears.
Cast: Conrado San MartÃn, Elena Espejo, Tomás Blanco, Manuel de Juan, Luis Pérez de León, Carlos Muñoz Arosa, Guillermo MarÃn, Casimiro Hurtado, Emilio Fábregas, Eugenio Testa, Marta Grau, José Goula, Ricardo Fuentes
Crew: Josep Maria Forn (Production Secretary), Antonio Turell (Makeup Artist), Práxedes MartÃnez (Makeup Artist), Ramón Ferrés (Original Music Composer), Mario Bistagne (Camera Operator)