Masterfully blends noir aesthetics with morally complex assassins in films like *Zodiac* and *Se7en*, creating dark, methodical psychological thrillers.
Bille Woodruff Hong KongPioneered the stylized hitman noir genre with operatic violence and existential protagonists in *The Killer* and *Hard Boiled*.
Park Chan-wook South KoreaExplores morality and revenge through visually stunning noir-influenced narratives featuring contract killers in *Oldboy* and *The Handmaiden*.