• 
  Min-Young Park

  Kim Yoon-hee
• 
  Yuchun Park

  Lee Sun-joon
• 
  Minyoung Park

  Kim Yoon-hee
• 
  Song Joong-Ki

  Gu Yong-ha
• 
  Ah In Yoo

  Moon Jae-shin
• 
  Nae-sang Ahn

   Jeong Yak-yong (20 episodes, 2010)
• 
  Kap-su Kim

   Left State Minister Lee Jung Moo (20 episodes, 2010)
• 
  Mi-kyung Kim

   Ms. Jo (Yoon Hee's mother) (19 episodes, 2010)

• 
  Jae-yong Lee

   Ha Woo Kyu (Minister of War) (20 episodes, 2010)
• 
  Sung Ha Jo

   King Jeongjo (20 episodes, 2010)
• 
  Kwang-gyu Kim

   Hwang Ga (20 episodes, 2010)
• 
  Ik-tae Kim

   Prime Minister Chae Je Gong (20 episodes, 2010)
• 
  Yoo-chun Park

   Lee Sun-joon (20 episodes, 2010)
• 
  Ha-Kyun Kim

   Choi Shin Mook (20 episodes, 2010)
• 
  Seong-pil Kang

   Im Byung Choon (20 episodes, 2010)

• 
  Hyo-rim Seo

   Ha Hyo Eun (20 episodes, 2010)
• 
  Dam Ryu

   Soon Dol (20 episodes, 2010)
• 
  Min Seo Kim

   Cho Sun (20 episodes, 2010)
• 
  Tae Soo Jun

   Ha In Soo (20 episodes, 2010)
• 
  Yeong-bae Kim

  19 episodes, 2010
• 
  Jung-kyun Kim

  17 episodes, 2010
• 
  Nam-Hyuk Ji

  20 episodes, 2010
• 
  Se-Hyun Jang

  19 episodes, 2010
• 
  Park Geun-soo

  15 episodes, 2010
• 
  Chan-woo Hwang

  19 episodes, 2010
• 
  Byeong-Chan Chae

  20 episodes, 2010
• 
  Hyun-ju Seong

  15 episodes, 2010
• 
  Ah-Sung Ju

  19 episodes, 2010
• 
  Young-pil Im

  16 episodes, 2010
• 
  Yun-Jeong Im

  14 episodes, 2010
• 
  Ha-Yoon Jeong

  14 episodes, 2010
• 
  Dong-Joon Choi

  11 episodes, 2010

• 
  Gun Shik Yoo

  producător
• 
  Ki Won Kwak

  producător