Someday

Oh Yoon-ah

Jung Hye-young

Bae Doona

Hana Yamaguchi

Lee Jin-uk

Im Seok-man

Kim Min-jun

Go Jin-pyo

Shin Gu

Oh Bong-Soo

Jung Young-sook

Hana's grandmother

Park Joo-Hyung

Hye Young's subordinate

Oh Jung-se

Seo Jung-Joon

Kim Mi-kyeong

Ms Choi

Lee Joo-sil

Patient in hospital