Sang-kil
Lee Do-yeop
Kim Sang-do
Jang Pal-nyeo
Oh Cheol-ju
Kim Yeo-na
Lee Joon-sang
Doctor of Engineering
Man in Taekwondo uniform
Captain Ma (uncredited)
Officer Gong (uncredited)
Bureau Director (uncredited)
Han Soon-kyung
Park Joon-seo
Police
