Black House

Jun-oh, an insurance claims agent, faces off with a client who he suspects of committing murders with the intention of collecting insurance premiums.

Hwang Jung-min

Jun-oh

Kang Shin-il

Chung-bae

Yoo Sun

Yi-hwa

Yoo Seung-mok

Ma Yong-Sik

Kim Seo-hyung

Jang Mi-na

Kim Jung-pal

Section chief Nam

Jung In-gi

Detective Oh

Son Byeong-uk

Nylon Patient (uncredited)

Kim Do-yoon

Nylon Patient

Hwang Choon-ha

Nylon Patient

Son Ho-seung

Scarred Man

Lee Kyung-Hoon

Detective Kim

Lee Joo-sil

Vice Principal