• 
  Yeong-gyu Park

   Do-choong
• 
  Bo-seok Jeong

   Byeon Il-jae
• 
  Deok-hwa Lee

   Hwang Jae-man
• 
  Woong-in Jeong

   Moon Tae-gwang
• 
  Tae-hyeon Kim

   Do Gwang-woo
• 
  Yu-ri Sung

   Oh Soo-yeon
• 
  Ji-Hwan Kang

   Kang Gi-tan
• 
  Gi-woong Park

   Do Geon-woo

• 
  Lee El

   Ok Chae-ryeong
• 
  Hye-eun Kim

   Hwang Ji-soo
• 
  Bo Ah Jo

   Do Sin-yeong
• 
  Chong-ok Bae

  (unknown episodes)
• 
  Daniel Joey Albright

   John Rems (1 episode, 2016)
• 
  Bo-yeon Kim

  45 episodes, 2016
• 
  Park Hoon

  45 episodes, 2016

• 
  Gyu-su Jeong

  45 episodes, 2016
• 
  Claudia Kim

  50 episodes, 2016
• 
  Won-hae Kim

  45 episodes, 2016
• 
  Yoon Hoo Go

  45 episodes, 2016
• 
  Kwang Soo Cha

  45 episodes, 2016
• 
  Yoon Yong-Joon

  45 episodes, 2016
• 
  El Lee

   Ok Chae-ryeong