as Sung-Hoon
as Lee Yeon-seok
2022
as Lee Yoon-Sung
2016
as Sung-Hoon
2015
as Yoon Sung-Il
2014
as Hwang Jin-gu
2024
as Kim Baek-gi
2012
as Nemo
2010
as Choi Joon-Young
2011
as Ryu Hyun-Woo
2015
as Jo Byung-Ki
2009
as Teacher Ma
2014
as Detective Lee
2014
as Yook Jung-yub
2012
as Sung-Hoon
18 ep.
as Lee Yeon-seok
16 episodes
as Lee Yoon-Sung
16 episodes
as Sung-Hoon
18 episodes
as Yoon Sung-Il
119 episodes
as Hwang Jin-gu
101 episodes
as Kim Baek-gi
51 episodes
as Nemo
20 episodes
as Choi Joon-Young
125 episodes
as Ryu Hyun-Woo
16 episodes
as Jo Byung-Ki
16 episodes
as Teacher Ma
16 episodes
as Detective Lee
5 episodes
as Kang Tae Joo
2 episodes
