• 
  Duek-mun Choi

   Kim Byung-jae
• 
  Li-seong Do

   Im Soo-yong (as Gyo-jin In)
• 
  Hak-Yeon Cha

   Ha Dong-jae
• 
  Kim Yeo-jin

  Park Sun-young
• 
  Su-hee Go

   Choi Hyun-mi
• 
  Ji-seok Kim

   Yang Tae-bum
• 
  Lee Mi-do

   Nam Jung-a
• 
  Hae-mi Park

   Principal Choi Kyung-ran

• 
  Hae-yeon Kil

   Director Lee
• 
  Eun-ji Jung

   Kang Yeon-doo
• 
  Lee Won Gun

   Kim Yeol
• 
  Jae-ha Sin

   Tae-pyung
• 
  Ji-soo

   Seo Ha-joon
• 
  Chae Soo-bin

   Kwon Soo-ah
• 
  Min Ah Kang

   Park Da-mi

• 
  Hae-yeon Kil

  Director Lee