Seo Dong-soo

as Young-mook

as Neighbor

as Doctor Seo

as Army Colonel (uncredited)

as Section Chief Baek

as Hyo-seong

as Fat Man

as Crime lab investigation team leader (uncredited)

as Fat Man

as Dr. Cho

as Editor in chief

as Yong-pal

as Bongchulpae

as Blue Note Owner

as Security guard Kang

as Seoul University Theatre Class

as Hwang Man-Joong