Baby Beside Me

Lee Yi-kyung

as

Do-il

Jeong Yeon-joo

as

Sun-yeong

Park Soon-cheon

as

Do-il's mother

Son Ye-joon

as

Ye-joon

Oh Hee-jun

as

Jeong-uk

Yoon So-mi

as

Hye-mi

Sung Do-hyun

as

Won-il

Ryu Kyung-soo

as

Baek-hyeon

Cho Kyung-chang

as

Moon-seong

Lee Han-ik

as

Seong-hoon

Chun Sin-hwan

as

Doctor

Kim Dong-won

as

Il-song