"I Saw the Devil," a South Korean psychological thriller directed by Kim Jee-woon, faced bans and censorship in several countries due to its extreme violence and graphic content. The film's depiction of brutal acts, including torture and murder, raised concerns about its potential to incite violence and its overall disturbing nature. In particular, some regions found its portrayal of violence against women and the moral ambiguity of its characters problematic, leading to limitations on its release in those areas.

"I Saw the Devil," directed by Kim Jee-woon, is often regarded as a masterpiece of the thriller and horror genres. The film features a gripping narrative centered on revenge, showcasing intense performances from Lee Byung-hun and Choi Min-sik. Its exploration of morality, human nature, and the cycle of violence, coupled with stylish direction and cinematography, has garnered critical acclaim. The film's unsettling atmosphere and psychological depth leave a lasting impact, making it a significant contribution to South Korean cinema.

"I Saw the Devil" is a gripping South Korean thriller directed by Kim Ji-woon that explores themes of revenge and morality. The film follows a secret agent whose fiancée is brutally murdered by a serial killer, leading him on a relentless pursuit of vengeance. With its intense performances, particularly by Lee Byung-hun and Choi Min-sik, and a dark, atmospheric tone, the movie is both unsettling and thought-provoking. However, it contains graphic violence and psychological tension, making it suitable for viewers who appreciate intense, mature storytelling.

"I Saw the Devil" is a South Korean thriller directed by Kim Ji-woon. The title reflects the film's exploration of the themes of vengeance and morality. The phrase suggests the encounter with evil, as the protagonist, a secret agent, seeks revenge on the sadistic serial killer who murdered his fiancée. The title evokes the idea of confronting one's own inner darkness and the moral implications of seeking retribution, as the line between good and evil blurs throughout the story.