Kwak Do-won

Jang Joong-hyuk

Jin-seob

Goo Pil-soo

Byeong-soo

Park Jin-woo

Park Yong-gak

Kwak Cheol-woo

Shim Hyeok-soo

Kim Cha-in

Jong-goo

Gwi-mol

Self

Moon Ki-beom

Bus driver

Jang Dong-sik

Teacher (segment "Ghost")

Han Young-il

Cha Dong-yeong

Self

Soo-taek

Blue House Investigator

Kwon Jong-tae

Shim-in

Kwon Hyuk-joo

Director Hwang

Jo Beom-seok

Senior Jeong

Lawyer

Professor Kim Seung-hyun