Trailer
Cast
Ahn Do-gyu
Dong-suk (uncredited)
Hong Hee-won
Hospital Doctor
Lee Young-ran
Sun-yi
Woo Jung-kook
Mr. Jung
Jang Young-nam
Sun-yi's Mother
Yoo Seung-mok
Professor Kang Tae-shik
Nam Jung-hee
Dong-suk's Grandmother (uncredited)
Kim Jong-goo
Sun-yi's Father (uncredited)
Shin Bi
Dong-mi
Kim Eun-sook
Military Chief (uncredited)
Park Bo-young
Young Sun-yi / Eun-ju
Lee Min-woong
Dr. Kang's Assistant (uncredited)
Song Joong-ki
Wolf-Boy / Chul-soo
Lee Jun-hyeok
Policeman
Yoo Yeon-seok
Ji-tae
Kim Hyang-gi
Sun-ja
Seo Dong-soo
Army Colonel (uncredited)
Koo Kyo-hwan
Drunk Man (uncredited)