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.
Jean-Paul Belmondo
Roger Pilard, aka l'Alpagueur
Bruno Cremer
Gilbert, aka l'Epervier
Jean Négroni
Spitzer
Patrick Fierry
Costa Valdez
Jean-Pierre Jorris
Salicetti
Victor Garrivier
Doumecq
Claude Brosset
Granier
Marcel Imhoff
Director of cabinet
