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.
Alain Delon
as Jef Costello
François Périer
as Superintendant
Nathalie Delon
as Jane Lagrange
Cathy Rosier
as Valérie
Michel Boisrond
as Wiener
Catherine Jourdan
as Locker Room Girl
Jean-Pierre Posier
as Olivier Rey
Robert Favart
as Bartender
Jacques Leroy
as Walkway Man
Roger Fradet
as Inspector #1
Carlo Nell
as Inspector #2
Robert Rondo
as Inspector #3
