• Kim Yong-wan

  regizor

• Kim Yong-wan

  scenarist

• Ma Dong-seok

  Mark
• Han Ye-ri

  Soo-JIn
• Kwon Yul

  Jin-Ki
• Derek Chouinard

  Club goer
• Se-in Kwon

  Jin-Ki
• In-Beom Heo

  First Birthday Party Dad

• Seung-Hoon Choi

  Joon-Yeong (Juvenile)
• Sung-min Ahn

  Foreign Car Driver
• Myung-soo Han

  Yoo Chang-soo's Employee 2
• Ye-Rin Ok

  Joon-Hee (Juvenile)
• Gwang-San Geum

  Combo Team 2
• Cham-Sarang Choi

  Dongdaemun real elder sister
• Do-Dam Han

  Gym Female Newbie 1

• Hye-Jin Choi

  Jason Kim's Gang 4
• Sin-Joo Bong

  Prison Punch Opponent
• Ha-Yoon Ahn

  Gym Eldest Daughter
• Leo Leotin

  Alex
• Tim Rixx

  Joseph (Alex's Friend)
• Arthur Freeman

  Tom
• Hye-Won Jeon
• Hyun-min Yang
• Ji-Hwan Kim
• Park Ji-Yeon
• Jo-a Yang
• Jong-gu Kim
• Geon Kim
• Ra-Hee Kim
• Kwang-Jae Park
• Ja-hyeong Kwok
• Kyu-Ho Lee
• Dong-jin Lee
• Lee Dong-jin
• John D. Michaels
• Seung-Hyun Kang
• Shinhyu Kang
• Tae-hyeon Kim
• Yeon-woo Nam
• Eun Jee Yoon
• Yu-lim Jeon

• Han Dong-Whan

  producător