Rules of Dating

Cast12

• 

  Park Hae-il

  Lee Yoo-rim

• 

  Kang Hye-jung

  Choi Hong

• 

  Grina Park

  Hee-Jung

• 

  Seo Young-hwa

  Language teacher

• 

  Park Jin-woo

  Yeon-Ho's friend (uncredited)

• 

  Woo Ki-hong

  Yeon-Ho's friend 2 (uncredited)

• 

  Jung Young-ki

  Student teacher (uncredited)

• 

  Lee Hyun-Jung

  Choi Hong's mother

• 

  Kim Se-dong

  chief police at police station (uncredited)

• 

  Choi Jae-hwan

  Gu Suk-Ji (student) (uncredited)

• 

  Kim Ja-young

  Teacher (uncredited)

• 

  Kim Shin-rock

  Student teacher