• 
  Hae-Jin Yoo

  Hyeon-ah
• 
  Nam-Gil Kang

   Oh Ki-dong, Ha-ni's father (16 episodes, 2010)
• 
  Hye-Young Jung

   Hwang Geum-hee, Seung-jo's mother (16 episodes, 2010)
• 
  Tae-Sung Lee

   Bong Joon Gu (16 episodes, 2010)
• 
  Si-young Lee

   Yoon He Ra (12 episodes, 2010)
• 
  Hyun-joong Kim

   Baek Seung Jo (16 episodes, 2010)
• 
  Won-hong Choi

   Baek Eun-jo, Seung-jo's brother (16 episodes, 2010)
• 
  Jung So Min

   Oh Ha Ni (16 episodes, 2010)

• 
  Yoon Seung-ah

   Dokgo Min-ah, Ha-ni's best friend (16 episodes, 2010)
• 
  Hong Yoon Hwa

   Jung Joo-ri, Ha-ni's best friend (16 episodes, 2010)
• 
  Oh Kyung-soo

   Baek Soo-chang, Seung-jo's father (16 episodes, 2010)
• 
  Yong-hwa Ryu

   Baek Soo-chang (16 episodes, 2010)
• 
  Nam-kil Kang

   Oh Ki-dong, Ha-ni's father (16 episodes, 2010)
• 
  Hyo-eun Hwang

  7 episodes, 2010
• 
  Yeong-sik Song

  7 episodes, 2010

• 
  Yoon Bo-Hyun

  7 episodes, 2010
• 
  Nyeong-ba-da Ahn

  8 episodes, 2010
• 
  Jung-eun Im

  15 episodes, 2010
• 
  Hye-ji Jang

  15 episodes, 2010
• 
  Nam-Hyeon Gang

  15 episodes, 2010
• 
  Sung-guk Choi

  10 episodes, 2010
• 
  Jong-Seong Lee

  8 episodes, 2010
• 
  Mi-ri Kim

  8 episodes, 2010
• 
  Seung-Min Choi

  8 episodes, 2010
• 
  Seong-guk Choi

  10 episodes, 2010
• 
  Seung-ah Yoon

  16 episodes, 2010