At which role the did the director of the 2007 South Korean crime thriller film starring Yunjin Kim and Park Hee-soon played before directing films?
Won Shin-yun: Won Shin-yun (born October, 1969) is a South Korean film director. Won Shin-yun:  Won has the unique background of having been a stuntman before making his directorial horror film debut "The Wig" (2005). Seven Days (film): Seven Days () is a 2007 South Korean crime thriller film directed by Won Shin-yun, starring Yunjin Kim and Park Hee-soon.
i don't know