South Korean movie director Park Chan-wook reacts as he speaks during an interview with Reuters about his new movie "Thirst", at his office in Seoul May 11, 2009. Park, who won the Grand Prix at the 2004 Cannes for "Oldboy", a film that gave revenge a fresh and disturbing twist, returns to the festival with a movie that puts another Hollywood staple, vampires, in a new light. Park sees his movie "Thirst", about a Catholic priest turned vampire and which will be in competition at Cannes when it opens this week, as a morality tale. Picture taken May 11, 2009. REUTERS/Jo Yong-Hak (SOUTH KOREA ENTERTAINMENT HEADSHOT)