Don Lee
Mark
Acting
Kwon Yul
Jin-ki
Acting
Han Ye-ri
Soo-jin
Acting
Choi Seung-hoon
Joon-hyung
Acting
Ok Ye-rin
Joon-hee
Acting
Son Sook
Mark's Mother
Acting
John D. Michaels
Fight Announcer
Acting
Carson Allen
Announcer
Acting
Lee Kyu-ho
Punch
Acting
Derek Chouinard
Club Goer
Acting
No Ji-yoo
Exhibition Hall Reporter
Acting
Jeon Gwon-ha
Prison Punch Opponent
Directing
Yang Hyun-min
Yoo Chang-soo
Acting
Nam Yeon-woo
Team Leader Kim
Acting
Kang Shin-hyo
Combo
Acting
Kang Seung-hyun
Joo-yun
Acting
Park Sun-ho
Jason Kim
Acting
Oh Chang-kyung
Event Announcer
Acting
Yoo Soon-woong
Doctor Han
Acting
Park Hyung-Soon
Chang-soo's Employee
Acting
Park Won Bin
Busan MC
Acting
Park Seong-il
PD Park
Acting
Kim Jong-goo
Jin-gi's Father
Acting
Yu Seung-ok
Celebrity
Acting
Park Se-jun
Chang-soo's Employee
Acting
Choi Hye-jin
Jason Kim's Gang
Acting
Park Tae-yun
Soccer Boy
Acting
Ahn Sung-min
Foreign Car Driver
Acting
Yang Jo-a
English Elementary Student's Mother
Acting
Park Chan-woo
Cigarette Student
Acting
Park Ji-yeon
Busan Couple
Acting
Hwang Sang-kyung
Busan Couple
Acting
Kwak Ja-hyung
Macho Driver
Acting
Yoon Eun-ji
Gambling Joint Cashier
Acting
Jeon Hye-won
High School Student
Acting
Baek Sang-hee
Airport Greeting Woman
Acting
Kim Dong-hyun
Celebrity
Acting
Yoo Ji-yeon
Sun-kyeong's Sister
Acting
Park Kwang-jae
2 Meter Giant
Acting
Kim Ji-hwan
Child on Bus
Acting
Kim Geon
Busan Arm Wrestling Elementary School Student
Acting
Jin Mo
Combo Team Member 1
Acting
Geum Gwang-san
Combo Team Member 2
Acting
Lee Su-jeong
Cashier
Acting