Sang-hyun

Dong-soo

Su-jin

So-young

Detective Lee

Hae-jin

Woo-sung

Orphanage Director

Orphanage Director's wife

Seon-ho

Mr. Song

Song's Wife

Detective Choi

Choi's Subordinate

Tae-ho

Young-gil

Young-min

Si-woo

Ms. Park

Mr. Im

Im's Wife

Mr. Yoon

Yoon's Wife

Yun-ah

Babybox Staff 1

Babybox Staff 2

Babybox Pastor

Jung-ae

Ye-seo

Mi-sook

Police Officer

Seon-ah

Doctor

Nurse 1

Nurse 2

Taxi Driver

Gyu-seok

Granny in front of the Laundromat

4-Year-Old Woo-sung

Little Girl at So-young's House 1

Little Girl at So-young's House 2

Little Girl at So-young's House 3

19-Years-Old Girl at So-young's House

Orphanage Kid 1

Orphanage Kid 2

Teenager 1

Teenager 2

Teenager 3

Teenager 4

Teenager 5

Teenager 6

Detective 1

Ji-yeong

Orphanage Staff

Babybox Baby 1

Babybox Baby 2

Babybox Baby 3

Babybox Nanny 1

Babybox Nanny 2

Sang-hyun's Mother

Sang-hyun's Wife

Young Yun-ah

Young Dong-soo

First Director of the Orphanage

Second Director of the Orphanage

News Anchor (voice)

Subway Announcement (voice)