반가운 살인자

Kim Dong-wook

Det. Jeong-Min

Yu Oh-seong

Young-Suk

Kim Eung-soo

Captain

Shim Eun-kyung

Kim Ha-Rin

Lee Mi-do

Squid

Song Ok-suk

Choi Jung-min's mother

Seong Hyeon-joon

Criminal Psychologist

Kim Kang-woo

Male Demonstrator 1