Bae Jong-ok as Mee-kyung

Lee Won-keun as Yong-jun

Ji Yun-ho as Soo-hyun

Seo Jeong-yeon as Hee-young

Park Won-sang as Jin-kyu

Park Hye-jin as Ms. Park

Kim Ja-young as Geum-sun

Baek Ji-won as Sook-jung

Kim Yae-eun as Ji-yeon

Woo Ji-hyeon as Han-sung

Kwon Dong-ho as Kyung-jun

Kim Soo-bok as Mr. Kim

Bae Yong-geun as Homeroom Teacher

Kim In-gwon as Assistant Manager Lee

Ji Sung-eun as Doctor