윤상현

Soo-kyo

황찬성

Soo-geun

Lee Kwang Soo

Constable Park

송새벽

Dong-soo

Lee Ji-yeon

Teacher Hong

성병숙

Mother

Kim Ji-min

Soo-jung

Yun Yeong-keol

Choong-sik

Kang Suk-won

Fellow Detective

Jeon Hyung-jun