Chan-wook Park's revenge masterpiece 'Oldboy' features quite the sharp-dressed baddie in Woo-jin Lee. It's not just our hero Oh Dae-su who's out for revenge -- it turns out the villain who kept him locked up for 15 years has something against Dae-su, as well. The film is a violent web of conspiracy that leads Dae-su to confront his sinister, sleek and intelligent foe Woo-jin Lee in a finale you'll never forget.