이병헌

Yun Suk-young

수애

Seo Jung-in

이세은

Lee Su-jin

이혜은

Bok-ja

최덕문

Suk-young's Senior

정석용

Mr. Kim

나기수

Suk-young's Father

오달수

Nam Gyun-soo

유해진

PD Kim

김중기

Senior

박남희

Branch School Principal

박채익

Literary Society Member

Kim Do-kyoon

Literary Society Member

손인용

Literary Society Member

김정하

Old Woman

김경란

Old Woman

Choi Ji-yeon

Old Woman

박찬국

Detective