Suk-Go

Ryoo Seung-bum

Hwa-Sun

Yo Won Lee

Hwa-sun

Lee Yo-won

Detective Min-Bum

Cho Jin-woong

Sang-joon

Kim Yoon-sung

Cheol-min

Kwak Min-ho

Yoon-ah

Kim Bo-ra

Sang-joon

Yoon-Seong Kim

girl

Kim Ah-ron

Nam Tae-woo

Lee Seok-jun

Jung-sook

Lim Sung-min

Team Leader

Kwon Hae-hyo

Director

Nam Moon-chul

Madame

Kim Joo-ryoung

Investigator 1

Park Hyoung-soo

Investigator 2

Nam Yeon-woo

Suk-go (Teen)

Lee Kyoo-hyung

Innkeeper

Dong Bang-woo

Lie detector investigator

Song Young-chang

Forensic team member #1

Choi Young-woo