Hyun Sung (현성) is a South Korean actor. He is also known as Kim Hyun-sung (김현성).
The Deal
as Detective Nam
Night Flight
as Teacher
Knock
White Night
as Do-yoon
Poison Frog
as Han-gyu
Vegetarian
as Min-ho
Puzzle
as Jung
Resurrection of the Little Match Girl
as Ju
My Beautiful Days
as Jun-i
Three Friends
as Kim Tae-moo
