• 
  Jae-yoon Cho

  18 episodes, 2017
• 
  Jo Jae-Ryong

   Wooruk (2017) (unknown episodes)
• 
  Seong Ji

   Park Jung-woo (18 episodes, 2017)
• 
  Ki-joon Uhm

   Cha Min-ho (18 episodes, 2017)
• 
  Seung-hun Kim

  18 episodes, 2017
• 
  Shin Rin-Ah

   Park Ha-yeon
• 
  Jung-Yeon Seo

  Kim Sun Hwa
• 
  Yeon-ah Oh

  Jennifer Lee

• 
  Hyeon Woo

  Milyang (2017)
• 
  Gwang Jang

  CEO Cha (2017)
• 
  Chang-suk Oh

  Kang Joon-hyeok (2017)
• 
  Dae-hwan Oh

  Moongchi (2017)
• 
  Yeo-eun Son

  Yoon Ji-soo (2017)
• 
  Soo-jeong Ye

  Myeong Geum-ja (2017)
• 
  Yong-hyeon Yun

  Bangjang (2017)

• 
  Yuri Kwon

  Seo Eun-hye
• 
  Min Suk Kim

  Lee Sung-gyoo
• 
  Hyun-kyung Uhm

  Na Yeon-hee