위대한 소원

Ryu Deok-hwan

Go-hwan

Ahn Jae-hong

Gap-deok

김동영

Nam-joon

전노민

Go-hwan's Father

Jeon Mi-seon

Go-hwan's Mother

Lee Han-wi

Gap-deok's Father

이병헌

The Thug

Han Kuk-jin

Homeroom Teacher