Kim Nam-gil

as Kang-soo

Chun Woo-hee

as Mi-so

Jung Sun-kyung

as Mi-so's Mother

Im Hwa-young

as Seon-hwa

Park Hee-von

as Ho-jung

Yoon Je-moon

as Choi Doo-yong

Kim Ye-joon

as Choi Ji-ho

Kim Jung-hyun

as Assistant Manager Cha

Lee Seung-yeon

as Head Nurse (uncredited)

Lee Ru-ahn

as Studio Complex Keeper

Kim Hye-ok

as Seon-hwa's mother

Kang Sook

as Mi-so's caregiver