• 
  Kyoo-tae Kim

  regizor

• 
  Seohyun

   Woo-hee
• 
  Joon-Gi Lee

   Prince Wang So (2016)
• 
  Ji-soo

   Prince Wang Jung (2016)
• 
  Sun-Woo Yoon

  Wang Won [9th Prince]
• 
  Ji-eun Lee

   Hae-soo
• 
  Jong-hyeon Hong

   Prince Wang Yo (2016)
• 
  Joo-Hyuk Nam

   Prince Wang Wook (2016)

• 
  Baekhyun

   Prince Wang Eun (2016)
• 
  Ha-Neul Kim

   Prince Wang Wook (2016)
• 
  Min-ki Jo

   King Taejo (2016)
• 
  Dong-il Song

   (2016)
• 
  Si-eun Park

   (2016)
• 
  Ji-Young Park

   (2016)
• 
  Seong-gyoon Kim

   (2016)

• 
  Han-na Kang

   (2016)
• 
  Hye-ran Ji

   (2016)
• 
  Baek-Hyun Byun

   Prince Wang Eun (2016) (as Baekhyun)
• 
  Kyung Soon Jung

  Queen Hwangbo (2016) unknown episodes
• 
  San-ho Kim
• 
  Jeong-hak Park
• 
  Hee-Jin Woo
• 
  Lee Ji-eun

  Hae Soo
• 
  Ki-joo Jin

  Chae Ryeong [Hae Soo's maid]
• 
  Ji-Young Park

  Empress Yoo