as Director Choi Kyu Dong
as Jeong Hoo-kyeom
2007
as Kwon Joon-hyeok
2015
as Director Choi Kyu Dong
2013
as Yakuza
2003
as Kim Sang-do
2012
as Gong Cheon-soo
2016
as Kang Dong-joon
2011
as Yoo Joon-hee
2009
as Hwang Woo-jin
2014
as Jang Yoon-cheol
2013
as Oh Hyeon-soo
2012
as Director Park
2011
as Park PD
2006
as Director Choi Kyu Dong
20 ep.
as Jeong Hoo-kyeom
77 episodes
as Kwon Joon-hyeok
50 episodes
as Director Choi Kyu Dong
20 episodes
as Yakuza
24 episodes
as Kim Sang-do
110 episodes
as Gong Cheon-soo
120 episodes
as Kang Dong-joon
124 episodes
as Yoo Joon-hee
106 episodes
as Hwang Woo-jin
20 episodes
as Jang Yoon-cheol
50 episodes
as Oh Hyeon-soo
40 episodes
as Director Park
57 episodes
as Choi Yong-bin
24 episodes
as Kim Seon-woo
20 episodes
as Ha Joon-ho
20 episodes
as Vice-principal
12 episodes
as Bae Hee-myeong
16 episodes
as Seong-wook
27 episodes
as Choi Dae-kyeong
2 episodes
