Park Chan-wook is a South Korean film director, screenwriter, producer, and former film critic. Park is best known for his films Joint Security Area, Thirst, The Handmaiden, Decision to Leave, and what has become known as The Vengeance Trilogy, consisting of Sympathy for Mr. Vengeance, Oldboy, and Lady Vengeance. 

He is also known for his English-language works Stoker and The Little Drummer Girl, a television miniseries based on the novel of the same name by John le Carré. 

His films have gained notoriety for their cinematography and framing, dark humor, and often brutal subject matters.