Peter Jackson's IMDB page
Notable films : Dead Alive, Heavenly Creatures , Lord of the Rings (trilogy), King Kong
Chan Wook-Park's IMDB Page
Notable films : Sympathy for Mr. Vengeance, Lady Vengeance, Old Boy , I'm a Cyborn but that's ok, Thirst
Kevin Smith's IMDB Page
Notable films : Clerks, Clerks 2 , Chasing Amy, Mallrats , Dogma
Guy Ritchie's IMDB Page
Notable films : Lock Stock and Two Smoking Barrels, Snatch, RockNRolla, Sherlock Holmes