The Legend of the Blue Sea
푸른 바다의 전설
“Splash meets a con-man romance across centuries”
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
as Sim Chung / Se-hwa · LEAD
Gianna Jun
Sim Chung / Se-hwa
Lee Min-ho
as Heo Joon-jae / Kim Dam-ryung · LEAD
Lee Min-ho
Heo Joon-jae / Kim Dam-ryung
Shin Hye-sun
as Cha Si-a · SUPPORTING
Shin Hye-sun
Cha Si-a
Lee Hee-jun
as Jo Nam-doo / Park Moo · SUPPORTING
Lee Hee-jun
Jo Nam-doo / Park Moo
Shin Won-ho
as Tae-o · SUPPORTING
Shin Won-ho
Tae-o
Hwang Shin-hye
as Kang Seo-hee · SUPPORTING
Hwang Shin-hye
Kang Seo-hee
Sung Dong-il
as Ma Dae-young / Mr. Yang · SUPPORTING
Sung Dong-il
Ma Dae-young / Mr. Yang
Moon So-ri
as Ahn Jin-joo · SUPPORTING
Moon So-ri
Ahn Jin-joo
Streaming
Where to watch
Availability varies by region · Data by JustWatch via TMDB
Quick verdict
Should you watch?
A lavish, star-powered fantasy romance and a Hallyu staple.
✓Fans of fantasy romance, dual-life love stories, Lee Min-ho and Jun Ji-hyun
✗You dislike reincarnation tropes or 20-episode melodrama pacing
Story
What is it really about
A mermaid washes into modern Seoul and crosses paths with a slick con artist who shares a face with her Joseon-era love. Past and present lives entwine in a glossy fantasy romance.
Did you know
Trivia & facts
You may like
Similar Dramas
When the Stars Gossip
별들에게 물어봐
Same star-led, glossy tone
Genie, Make a Wish
다 이루어질지니
Same whimsical, glossy tone
See You in My 19th Life
이번 생도 잘 부탁해
Same reincarnation romance tone
The Heirs
상속자들
Same glossy tone
My Girlfriend Is a Gumiho
내 여자친구는 구미호
Same whimsical tone
FAQ