蚕室

李尚熙

Chae Mi-hee

Hong Seung-i

Cho Seong-sook

金玺碧

High school girl / Kim Yoo-young

이선호

Oh Doo-min

林亨国

Kim Ik-joo

李珠英

Cho Seong-sook (young)

Choi Jin-hyeok

Kim Ik-joo (young)

Jeong Won

Lee Keun-kyoung

김승현

Jeong Ui-hyeon

Jeong Kyung-im

House owner

罗柱浩

Psychiatrist