Do Do Sol Sol La La Sol

Go Ara

as

Goo Ra-Ra

Lee Jae-wook

as

Sun Woo-Joon

Kim Ju-hun

as

Cha Eun-Seok

Shin Eun-soo

as

Jin Ha-Young

Ye Ji-won

as

Jin Sook-Kyeong

Lee Soon-jae

as

Kim Man-Bok

Moon Hee-kyung

as

Gong Mi-Sook

Seo Yi-sook

as

Jo Yoon-Sil

Choi Gwang-il

as

Sunwoo Myung

Jeon Su-kyung

as

Im Ja-Kyeong

Kim Ju-yeon

as

Kim Shi-Ah