Yoo Yeon-soo

as Professor Kim

as Yoon Sung-soo

as The Prefect of Police

as Chief Moon of National Police Agency

as Chief Han

as Jin Ho-seong

as Karaoke Manager

as District officer Mr. Jo (uncredited)

as Officer Seo

as Detective Lee

as Mustache Detective

as Dr. Oh

as Knife

as P.E. Teacher

as Abusive Teacher

as [Defense Minister of Korea]