 
		Plot
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.
Trailer
Trailer's not available.
Cast
 
	Conrado San Martín
Miguel
 
	Elena Espejo
Carmen
 
	Tomás Blanco
Antonio
 
	Manuel de Juan
Marcial
 
	Luis Pérez de León
Don Rafael
 
	Carlos Muñoz Arosa
Rafael
 
	Guillermo Marín
Eyewitness
 
	Casimiro Hurtado
Pascual el Mirada
 
	Emilio Fábregas
Police Commissioner
 
	Eugenio Testa
Julián Azores
 
	Marta Grau
Doña Lola
 
	José Goula
Postmaster
 
	Ricardo Fuentes
 
	Modesto Cid
Photographer
 
	Rafael Navarro
Prologue Narrator (voice) (uncredited)
 
	Xan das Bolas
 
	Carlos Ronda
Policía
 
	Miguel Ángel Valdivieso
Vendedor de periódicos
 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		