One Day

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 Mana...

Lee Seung-yeon

as

Head Nurse (un...

Lee Ru-ahn

as

Studio Complex...

Kim Hye-ok

as

Seon-hwa's mot...