After carrying out a flawlessly planned hit, Jef Costello, a contract killer with samurai instincts, finds himself caught between a persistent police investigator and a ruthless employer, and not even his armor of fedora and trench coat can protect him.
Starring Alain Delon, François Périer, Nathalie Delon, Cathy Rosier, Michel Boisrond, Catherine Jourdan, Jean-Pierre Posier, Robert Favart, Jacques Leroy, Roger Fradet