L'Alpagueur is a free-lance spy from the French secret agency. He's put on the investigation about L'epervier, a serial-killer who employs young boys to help him robbing banks before killing them.

• Cerito Films
• Jean-Paul Belmondo
• Bruno Cremer
• Jean Négroni
• Patrick Fierry
• Jean-Pierre Jorris
• Victor Garrivier
• Claude Brosset
• Marcel Imhoff