내 마음 반짝반짝

남보라

as Lee Soon-jung

장신영

as Lee Soon-jin

이태임

as Lee Soon-soo

이덕화

as Lee Jin-sam

윤미라

as Lee Mal-sook

배수빈

as Chun Woon-tak

손은서

as Chun Geum-bi

Ha Jae-sook

as Chun Eun-bi

금보라

as Hwang Mi-ja

이필모

as Jang Soon-chul

오창석

as Cha Do-hoon

정애리

as Kang Sung-sook

차수연

as Cha Ye-rin

양희경

as Restaurant owner Gong

문희경

as Music professor