퀴즈왕

韩在硕

Sang-kil

金秀路

Lee Do-yeop

柳承龙

Kim Sang-do

张荣男

Jang Pal-nyeo

柳德焕

Oh Cheol-ju

沈恩敬

Kim Yeo-na

林元熙

Lee Joon-sang

申河均

Doctor of Engineering

郑在泳

Man in Taekwondo uniform

张镇

Captain Ma (uncredited)

孔浩锡

Officer Gong (uncredited)

안수호

Bureau Director (uncredited)