Seo Bum-suk inMoviesSort Popularity Votes Average Original Title Release Date Rough Play 6.9 average rating ★★★★★ Black Hand 5.4 average rating ★★★★★ The Winter of the Year Was Warm 7 average rating ★★★★★ Strong Underdog 3.5 average rating ★★★★★ Killing Talk 5 average rating ★★★★★ The Heaven is Only Open to the Single! 5 average rating ★★★★★