Mourning Grave

Kang Ha-neul

In-su

Kim So-eun

Ghost Girl

Kim Jung-tae

Seon-il

Han Hye-rin

Hyun-ji

Park Doo-sik

Hae-chul

Ju Min-ha

Na-ra

Joo Ah-reum

Sung-hee

Kwak Jung-wook

Ki-tae

Park Choong-seon

Se-he's Father

이아현

Teacher

Oh Youn-hong

Ah-young's Mother

이봄

Hye-jung

Yoon Chan-young

Young In-soo

Yoon Yeong-geol

Detective Jung

Park Geun-cheol

Student

이정철

Teacher

Kim Jae-hwa

Ghost

Gyeong Su-jin

Reversal

정가은

Teacher

안상태

Ahn Sang-soon

김상혁

Elementary School Vice Principal