• 
  Dong Hyeuk Hwang

  regizor

• 
  Hyeon-soo Kim

  Kim Yeon-doo
• 
  Yoo Gong

  Kang In-ho
• 
  Yu-mi Jeong

  Seo Yoo-jin
• 
  Baek Seung-Hwan

  Jeon Min-soo
• 
  Hye-jin Park
• 
  Jeong In-seo

  Jin Yoo-ri
• 
  Ji-yeong Kim

  In-ho's grandmother

• 
  So-yeon Jang

  Courtroom Sign Language Interpreter
• 
  Hyo-Seob Eom

  Police Officer Jang
• 
  Jin-ho Choi

  Prosecutor
• 
  Suk-Youn Hong

  School Custodian / Guard
• 
  Gwang Jang

  Principal's Brother
• 
  Joo-Ryung Kim

  Yoon Ja-Ae
• 
  Kuk-Hwan Jeon

  Attorney Hwang

• 
  Jae-Ho Heo

  Broadcasting Station PD