I Saw the Devil (2010)
Overview : Kyung-chul is a dangerous psychopath who kills for pleasure. Soo-hyeon, a top-secret agent, decides to track down the murderer himself. He promises himself that he will do everything in his power to take vengeance against the killer, even if it means that he must become a monster himself.
Release Date : August 12, 2010
Runtime : 144m
Companies : Softbank Ventures, Peppermint & Company, Siz Entertainment, Finecut, Michigan Venture Capital, Showbox, CJ Venture Investment
Countries : South Korea
Keywords : psychopath, cemetery, police chief, secret agent, revenge, murder, serial killer, mercilessness, severed head, brutality, cannibal, tracking device, south korea, sadistic killer