The Legend of the Blue Sea

A mermaid from the Joseon period ends up in present-day Seoul, where she crosses paths with a swindler who may have ties to someone from her past.

• 
  Gianna Jun

  Shim Cheong / Se-hwa
• 
  Lee Min-ho

  Heo Joon-jae / Kim Dam-ryung
• 
  Lee Hee-jun

  Jo Nam-doo / Park Moo
• 
  Shin Won-ho

  Tae-oh
• 
  Shin Rin-a

  Seo Yoo-na
• 
  Shin Hae-sun

  Cha Shi-ah
• 
  Moon So-ri

  Ahn Jin-joo
• 
  Na Young-hee

  Mo Yoo-ran
• 
  Hwang Shin-hye

  Kang Seo-hee/Kang Ji-yeon
• 
  Oh Yeon-ah

  Young Kang Seo-hee/Kang Ji-yeon/Hong Nan