Kim Seon-a
Kim Yoo-ri
Lee Beom-soo
Mr Gong
Roh Hyung-wuk
Dong-hyun
Jeon Jae-hyeong
Seok-gu
Jeong Dae-hoon
Sang-min
An Jae-hong
Young-je
Park Yong-sik
Chief of school affairs
Kim Ae-kyung
English teacher
Kim Jong-min
PE teacher
Kim Gi-yeon
Yoon So-jung
Yu Na-mi
Woman in Water 2
Shin Hyun-tak
Cheon-soo
Jang Ji-yong
Gang
Lee Soo-hyeon
Helmet
