Champion

Cast44

• 

  Ma Dong-seok

  Mark

• 

  Kwon Yul

  Jin-ki

• 

  Han Yeri

  Soo-jin

• 

  Choi Seung-hoon

  Joon-hyung

• 

  Ok Ye-rin

  Joon-hee

• 

  Son Sook

  Mark's Mother

• 

  John D. Michaels

  Fight Announcer

• 

  Carson Allen

  Announcer

• 

  Lee Kyu-ho

  Punch

• 

  Derek Chouinard

  Club Goer

• 

  No Ji-yoo

  Exhibition Hall Reporter

• 

  Jeon Gwon-ha

  Prison Punch Opponent

• 

  Yang Hyun-min

  Yoo Chang-soo

• 

  Nam Yeon-woo

  Team Leader Kim

• 

  Kang Shin-hyo

  Combo

• 

  Kang Seung-hyun

  Joo-yun

• 

  Park Sun-ho

  Jason Kim

• 

  Oh Chang-kyung

  Event Announcer

• 

  Yoo Soon-woong

  Doctor Han

• 

  Park Hyung-Soon

  Chang-soo's Employee

• 

  Park Won Bin

  Busan MC

• 

  Park Seong-il

  PD Park

• 

  Kim Jong-goo

  Jin-gi's Father

• 

  Yu Seung-ok

  Celebrity

• 

  Park Se-jun

  Chang-soo's Employee

• 

  Choi Hye-jin

  Jason Kim's Gang

• 

  Park Tae-yun

  Soccer Boy

• 

  Ahn Sung-min

  Foreign Car Driver

• 

  Yang Jo-a

  English Elementary Student's Mother

• 

  Park Chan-woo

  Cigarette Student

• 

  Park Ji-yeon

  Busan Couple

• 

  Hwang Sang-kyung

  Busan Couple

• 

  Gwag Ja-hyeong

  Macho Driver

• 

  Yoon Eun-ji

  Gambling Joint Cashier

• 

  Jeon Hye-won

  High School Student

• 

  Baek Sang-hee

  Airport Greeting Woman

• 

  Kim Dong-hyun

  Celebrity

• 

  Yoo Ji-yeon

  Sun-kyeong's Sister

• 

  Park Kwang-jae

  2 Meter Giant

• 

  Kim Ji-hwan

  Child on Bus

• 

  Kim Geon

  Busan Arm Wrestling Elementary School Student

• 

  Jin Mo

  Combo Team Member 1

• 

  Geum Gwang-san

  Combo Team Member 2

• 

  Lee Su-jeong

  Cashier