TV show availability guide
The Legend of the Blue Sea
“How can a mermaid from the Joseon era survive in modern-day Seoul?”
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.
2016 7.5/10 community score 1 season · 20 episodes Ended
- Comedy
- Drama
- Sci-Fi & Fantasy
Viewing market
Country-level availability
Where to watch in United States
2 platforms currently listed across all viewing options
Data checked 21 Oct 2026, 11:15 UTC
Included with subscription
1Streaming providerWeTVNo linked platform guide yetDetails unavailable
Free with ads
1Streaming providerRakuten VikiNo linked platform guide yetDetails unavailable
Series schedule
Seasons and episode dates
A concise series timeline, including the latest aired episode and the next date currently listed.
- First aired
- Seasons
- 1
- Episodes
- 20
- Status
- Ended
Latest aired episode
S1 E20
Final
Aired 1h 1m
Sim Chung erases Joon-Jae's memory and returns to the ocean. When Joon-Jae wakes up, there's only a single pearl next to him. Three years pass...
Next listed episode
No upcoming episode date is currently listed.
Season guide
Most recent seasons first
Season 1
20 episodes
First episode aired
Specials
1 episode
First episode aired
About these dates: Air dates describe the series schedule and may change. They do not confirm that an episode is available on the same date from the providers listed above.
Reader conversation
Community discussion
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