강예원

Kang Su-a

이상윤

Na Nam-su

최진호

Jang Hyung-sik

지대한

Kang Byung-joo

김종수

Director Cha

Cheon Min-hui

Mi-ro

이학주

Dong-sik

Jang Tae-seong

Depeartment Head Gu

유건

Woo-jin

Choi Youn-so

Ji-young

Jo Jae-yun

Detective Park

길해연

Su-a's mother

Kim Han-jong

Balbari

김원중

Section Cheif Kim

Park Se-jin

(uncredited)

Lee Cheol-ha