- Lee Byung-hun
- Sun-woo
- Shin Min-a
- Hee-soo
- Kim Yeong-cheol
- Mr. Kang
- Hwang Jung-min
- President Baek
- Kim Roe-ha
- Mun-suk
- Kim Hae-gon
- Weapon smuggler
- Eric Moon
- Gun Dealer's Brother
- Oh Dal-su
- Myung-gu
- Lee Ki-young
- Mu-sung
- Jin Goo
- Min-gi
- Lee Ahn-Gyoo
- Recording Studio Senior
- Kim Byeong-Gook
- Lounge New Manager
- Kwon Chae-Yeong
- Room Lady
- Ryoo Chang-Hoon
- Recording Studio Engineer Assistant
- Choi Chang-Kyun
- Mr. Kangs Assistant
- Kim Dae-Yong
- Moon-Seoks Subordinate
- Wang Deok-Sang
- Shoulder Bag
- Baek Dong-Hyeon
- Moon-Seoks Subordinate
- Hwang Dong-Seok
- Passage Subordinate
- Kim Eun-Ji
- Room Lady
- Hong Eun-Mi
- Lounge Guest
- Gilbert
- Filipino Gang
- Jeong Goo-Jin
- Shoulder Bag
- Jeong Gye-Soon
- Grandmother
- Kim Han
- Se-Yoon
- Jang Han-Seung
- Leg Car
- Lee Han-Sol
- Moo-Seongs Subordinate
- Lee Hang-Soo
- Chairman Won
- Kim Hee-Jin
- Lounge Female Employee
- Jang Sun Ho
- Mr. Kangs Secretary
- Jeon Gook Hwan
- Chairman Baek
- Jeon Hye-Min
- Room Lady
- Choi Hyo-Hyeon
- Bartender
- Kim Hyo-Hyeon
- Bartender
- Kim Il-Han
- Waiting Room Prayer
- Kim In-Oh
- Night Club Employee
- Song Jae-Ha
- Viola
- Kim Jae-Ok
- Lounge Guest
- Lee Jae-Ook
- Taxi Driver
- Lee Jae-Wook
- Taxi Driver
- Jang Jae-Yong
- Recording Studio Engineer
- Ahn Jang-Hyeok
- Passage Subordinate
- Jeong-Chang
- Moon-Seoks Subordinate
- Jo Jeong-Hee
- Night Club Dj
- Seo Jeong-Hee
- Lounge Manager
- Son Jeong-Min
- Moon-Seoks Subordinate
- Lee Ji-Hee
- Violinist
- Park Jin-woo
- Cheol-Moon
- Yoon Jin-Yool
- Leg Car
- Park Jong-Min
- Recording Studio Male Employee
- Yoo Joo-Hyeon
- Violinist
- Choi Joon-Beom
- Moon-Seoks Subordinate
- Seo Joon-Ha
- Leg Car
- Ji Joong-Hyeon
- Moon-Seoks Subordinate
- Jo Jung-Hee
- Night Club Dj
- Yoon Jung-Sub-I
- Moon-Seoks Subordinate
- Yang Kang-Yeon
- Moon-Seoks Subordinate
- Jeon Kuk-Hwan
- Chairman Baek
- Lee Kyeong-Won
- Recording Studio Female Employee
- Park Seong Kyun
- President Baeks Aide
- Seung-Ho Lee
- Mr. Park
- Jeong Mi-Hye
- Middle-Aged Woman
- Kang Min-Hee
- Double Bassist
- Kwak Min-ho
- Lounge Male Employee
- Song Min-Seok
- Moon-Seoks Subordinate
- Jeong Myeong-Gyoo
- Moon-Seoks Subordinate
- Heo Myeong-Haeng
- Shoulder Bag
- Jeon Na-Hyeon
- So-Yeong
- No Nam-Seok
- Moon-Seoks Subordinate
- Nico
- Filipino Gang
- Seo Ji Oh
- Moon Seoks Subordinate
- Kim Pan-Seon
- Meeting Room Subordinate
- Kim Roi-Ha
- Moon-Seok
- Woo Sang-jeon
- (as Sang-Jeon Woo)
- Song Sang-Ook
- Lounge Male Employee
- Yoo Sang-Seob
- Moon-Seoks Subordinate
- Jo Seon-Haeng
- Mr. Kangs Driver
- Park Seon-Woong
- Gyeong-Pyo
- Park Seong-Gyoo
- Moon-Seoks Subordinate
- Park Seong-Gyoon
- Shoulder Bag
- Jo Seung-Ryong
- Waiting Room Player
- Choi Si-Yeon
- Mr. Kangs Wife
- Park So-Jeong
- Hongdae Club Guest
- Sonny
- Filipino Gang
- Oh Dal Soo
- Myung Goo
- Kim Soo-Nam
- Shoulder Bag
- Kim Su-Nam
- Back Shoulder
- Yoon Jung Sub
- Moon Seoks Subordinate
- Park Sun-Woong
- Kyung-Pyo
- Park Sung-kyun
- Back Shoulder
- Kim Sung-oh
- Oh Mu-sung's Subordinate
- Vadim
- Mikhail
- Domashchenko Vadym
- Russian weapon smuggler
- Jeong Won-Kyeong
- Pit Shoulder
- Kwon Ye-Ji
- Hongdae Club Guest
- Oh Yoo-Jin
- Korean Restaurant Employee
- Jeong Yoon-Heon
- Moon-Seoks Subordinate
- Lee Gi Young
- Oh Moo Seong
- Kang Young-Gu
- Shoulder Bag
- Jung Yu-mi
- Mi-Ae
