맨홀

정유미

Yeon-seo

Kim Sae-ron

Soo-jung

정경호

Soo-chul

Choi Deok-moon

Kim Jong-ho

조달환

Pil-gyu

이영유

Kim Song-yi

윤찬영

Soo-chul (Young)

김빈우

Female Victim

Yoon Don-seon

Policeman

Jun Yoon-ji

Bakery Part-time Worker

Kim Jae-hwa

Social Worker

서경화

Yeon-seo's Mother