Jo Deok-jae

as Investigator at So-hyun's Crime Scene

as Detective Kang

as Detective Choi

as Inspector 1

as Chang-yi's Gang

as Police Officer Seo

as Police Officer

as Yeo Sang-goo

as Detective Choi

as Dong-pil's Father

as Detective

as Ma Sang-yeol

as Gang Leader Lee (uncredited)

as Thug

as Hyun-cheol

as Director of Students

as Major Jo

as Detective 1

as Small Seafood Restaurant Owner

as Pub Owner