I Saw the Devil
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.
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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.
Watch I Saw the Devil for free on Plex Channel. I Saw the Devil is streaming on Philo. Rent I Saw the Devil on Google Play Movies. Availability last verified February 23, 2026.
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