• 
  In-mu Heo

  regizor

• 
  In-mu Heo

  scenarist

• 
  Eun-hye Yun

  Yoo-min
• 
  Han-byeol Park

  Hye-ji
• 
  Ye-ryeon Cha

  Soo-jin
• 
  Arin Lee

  Psychiatric ward patient
• 
  Gyu-pil Go

  Yoo-sin
• 
  In-Na Yoo

  Min-hee

• 
  Jong-rye Won

  Min-hee's mother
• 
  Lee Mi-do

  Pre-college girl
• 
  Paul Stafford

  Foreign English Teacher
• 
  Soo-kyeong Jeon

  Chief writer
• 
  Yong Woo Lee

  Seok-won