Manhole

Yoon Chan-young

Soo-chul (Young)

Kim Bin-woo

Female Victim

Yoon Don-sun

Policeman

Jun Yoon-ji

Bakery Part-time Worker

Kim Jae-hwa

Social Worker

Seo Kyung-hwa

Yeon-seo's Mother

Go Da Yun

Soo-chul's Older Sister

Shin Dong-ryeok

Soo-chul's Father

Seo Hyun-woo

Male Police Officer

Kim Mi-hui

Female Police Officer

Ha Ji-eun

Woman in Haengdang Area

Kim A-ram

Mummy

Yoon Tae-in

Man of Couple

Song In-seop

Cellphone Man