어느날

김남길

Kang-soo

Chun Woo-hee

Mi-so

정선경

Mi-so's Mother

임화영

Seon-hwa

박희본

Ho-jung

Yoon Je-moon

Choi Doo-yong

김예준

Choi Ji-ho

김정현

Assistant Manager Cha

이승연

Head Nurse (uncredited)

이미소

Studio Complex Keeper

김혜옥

Seon-hwa's mother

강숙

Mi-so's caregiver