퀴즈왕

한재석

Sang-kil

김수로

Lee Do-yeop

류승룡

Kim Sang-do

Чан Йон Нам

Jang Pal-nyeo

류덕환

Oh Cheol-ju

심은경

Kim Yeo-na

임원희

Lee Joon-sang

Сін Ха Гюн

Doctor of Engineering

정재영

Man in Taekwondo uniform

장진

Captain Ma (uncredited)