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