HomePeople Biography and filmographyChi Sang-hak Biography unavailable on TMDB. Movies (5)TV shows (0) Movies (5) Farewell My Darling1996 · Writer Sa Bang-ji1988 · Screenplay Echo of the LakeEcho of the Lake1978 · Screenplay Electric Man 3371977 · Writer Robot Taekwon V 2: Space Operation1976 · Writer TV shows (0) No credits available.