Cho Seung-woo
Choi Dong-woon
Yang Dong-geun
Seon Dong-yeol
Choi Jung-won
Kim Seo-hyung
Ma Dong-seok
Park Man-soo
Cho Jin-woong
Kim Yong-chul
Son Byung-ho
Kim Eung-ryong
Hyun Jyu-ni
Min-kyung
Kim Young-min
Kang Sung-tae
Kim Min-jae
Bong-soo
Jeong-hwan Kong
Yoo Doo-yeol
Choi Min-cheol
Kim Il-kwon
Cha Hyun-woo
Jang Chae-geun
Park Seo-jun
Chil-goo
Choi Il-hwa
Hyun-soo's father
Kim Byeong-ok
Chief Secretary (cameo)