• 
  Ho-joon Kim

  regizor

• 
  Sun-il Yu

  scenarist

• 
  Geun-Young Moon

  Seo Bo-eun
• 
  Jin-hie Han

  Sang-min's father
• 
  Rae-won Kim

  Park Sang-min
• 
  Sun-yeong Ahn

  Teacher Kim
• 
  Ki-yoon Song

  Bo-eun's father
• 
  Eun-Sook Sunwoo

  Bo-eun's mother

• 
  Hye-ok Kim

  Sang-min's mother
• 
  Chang Yun

  Yong-joo (as Chan Yoon)
• 
  In-mun Kim

  Bo-eun's grandfather
• 
  Bo-kyeong Kim

  Ji-su
• 
  Jin-woo Park

  Jeong-woo
• 
  Se-Kyung Shin

  Hye-won