Ha-kyung (as Jeong-hwa Eom)
Chung-ho
Han-chul
Detective Kang (as Hie-bong Jo)
Detective Choi (as Hae-Kyun Jung)
Chief Detective Kwak (as Seung-mok Yoo)
Yong-sik
Bom (granddaughter)
Section Chief Koo (as Cheol-min Park)
Police Station Chief
Chief Detective Shin (as Joon Hyuk Lee)
Sound Expert Han
Big detective
Restaurant Owner
Youngest Detective