O Garoto Lobisomem - 7.64★

Song Joong-ki - Wolf-Boy / Chul-soo

Park Bo-young - Young Sun-yi / Eun-ju

Yoo Yeon-seok - Ji-tae

Lee Young-lan - Sun-yi

Jang Young-nam - Sun-yi's Mother

Kim Hyang-gi - Sun-ja

Yoo Seung-mok - Professor Kang Tae-shik

Woo Jung-kook - Mr. Jung

Lee Jun-hyeok - Policeman

Seo Dong-soo - Army Colonel (uncredited)

Koo Kyo-hwan - Drunk Man (uncredited)

Lee Min-woong - Dr. Kang's Assistant (uncredited)

Nam Jung-hee - Dong-suk's Grandmother (uncredited)

Kim Jong-goo - Sun-yi's Father (uncredited)