강예원

Kang Su-a

이상윤

Na Nam-su

최진호

Jang Hyung-sik

지대한

Kang Byung-joo

Kim Jong-soo

Director Cha

Cheon Min-hui

Mi-ro

Lee Hak-joo

Dong-sik

Jang Tae-seong

Depeartment Head Gu

유건

Woo-jin

Choi Youn-so

Ji-young

Jo Jae-yun

Detective Park

Kil Hae-Yeon

Su-a's mother

김한종

Balbari

김원중

Section Cheif Kim

박세진

(uncredited)

Lee Gyu-ho

Camera

안지혜

Yeo Kyung

김호원

Doctor

모정민

Elderly Patient in Mental Hospital 1