Kim Soo-hyun
Jang Tae-yeong
Kim Hong-pa
Choi Nak-hyeon
Jeong In-kyeom
Professor Kim
Lee Jung-hyun
Gangster in Chinatown
Park Seo-jun
Bodyguard man
An So-hee
Restaurant Waitress
Ji Eun-seo
Secret Room Club Addict 1
Lee Chae-dam
Secret Room Club Addict 2
Lee Kyung-young
No Yeom (uncredited)
Lee Gi-dong
Chief police officer
Lim Dong-yoon
Meatpacking factory worker
Hyun Bong-sik
Chinese restaurant employee