Collectors

Lee Sung-wook

Gwang-cheol

Park Se-wan

Hye-ri

Park Jin-woo

Squad Chief Oh

Lee Jun-hyeok

Antique Shop Owner

Heo Sung-tae

Vipers' Leader

Kim Joo-ryoung

Broker

Lee Sang-hee

Janitor

Yoon Yeong-gyun

Vipers Gang Member

Yoon Byung-hee

Mr. Park

Kim Ha-young

Massage Staff

Yoon Se-hyun

Audience 2 at Osong Museum

Kim Woo-hyun

Gang Member

Song Hyeong-su

Secretary

Yoon Young-kyun

Viper gang member 3