Pemeran Idiot Girls and School Ghost: School Anniversary

Kim Do Yeon

as Ji Yeon

Pemeran Utama

Eun Seo

as Eun Byeol

Pemeran Utama

Jung Ha Dam

as Min Ju

Pemeran Utama

Kang Shin Hee

as Hyeon Jeong

Pemeran Utama

Ha Seo Yul

as "Willy Minky" [Ghost]

Pemeran Pembantu

Lee Eun Hui

as [Legendary Buddhist nun]

Pemeran Pembantu

Park Se Joon

Producer

Kim Min Ha

Screenwriter & Sutradara

Ko Kyu Pil

as [Science teacher]

Cameo

Jeon So Min

as [Homeroom teacher]

Cameo

Lee Joon Hyuk

as [School nurse]

Cameo

Yang Chi Seung

as [Night study supervisor teacher]

Cameo

Hwang Jae Pil

as [Police officer]

Bit part

Lee Seo Yul

as [Student]

Bit part