Acting · b. 1976 · South Korea Hyun Sung Biography Hyun Sung (현성) is a South Korean actor. He is also known as Kim Hyun-sung (김현성). Acting The Deal Detective Nam 2015 Knock 2012 White Night Do-yoon 2012 Poison Frog Han-gyu 2012 Vegetarian Min-ho 2010 Puzzle Jung 2006 Resurrection of the Little Match Girl Ju 2002 My Beautiful Days Jun-i 2002 Three Friends Kim Tae-moo 1996 Agent-readable