Kim Heung-guk

Kang Hyuk, Ban Dal Mask

Choi Young-jun

Head Detective Na

Kim Min-jung

Hyeri

Park Se-bum

Zet

Kim Tae-ryang

Doctor Yoon

Jeong Jong-ryul

Big Arm

An Nam

Madame Seol

Noh Jin-woo

Matsumoto

Lim Chae-Yun

Gob

Lee Seong-gyu

Detective Joh