튼튼이의 모험

김충길

Chung-gil

신민재

Hyeok-jun

윤지혜

백승환

Jin-kwon

고성완

Sang-kyu

Cha Yoo-mi

Ji-hye

박원진

Chung-gil's father

Cho Joon-hee

Seok-tae

Kim Cha-yi

Shin-a

Kim Chang-eun

Hyeok-jae

표성균

Principal