Where to stream

The Legend of the Blue Sea

7.520161 seasonTV SeriesComedyDramaSci-Fi & Fantasy

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.

DirectorJin Hyuk

WriterPark Ji-eun

ProducersJinnie Choi·Jong Byeong Bae

Where to watch

Rakuten Viki

Availability shown for United States · rights vary by country

Seasons & Episodes

E1

Episode 1

Nov 16, 2016 7.7

E2

Episode 2

Nov 17, 2016 6.8

E3

Episode 3

Nov 23, 2016 9.8

E4

Episode 4

Nov 24, 2016 10.0

E5

Episode 5

Nov 30, 2016 10.0

E6

Episode 6

Dec 1, 2016 10.0

E7

Episode 7

Dec 7, 2016 10.0

E8

Episode 8

Dec 8, 2016 10.0

E9

Episode 9

Dec 14, 2016 10.0

E10

Episode 10

Dec 15, 2016 10.0

E11

Episode 11

Dec 21, 2016 10.0

E12

Episode 12

Dec 22, 2016 10.0

E13

Episode 13

Dec 28, 2016 10.0

E14

Episode 14

Jan 4, 2017 5.5

E15

Episode 15

Jan 5, 2017 7.2

E16

Episode 16

Jan 11, 2017 10.0

E17

Episode 17

Jan 12, 2017 8.5

E18

Episode 18

Jan 18, 2017 10.0

E19

Episode 19

Jan 19, 2017 10.0

E20

Final

Jan 25, 2017 10.0

Cast · Directed by Jin Hyuk

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

Shin Rin-a

Shin Hae-sun

Moon So-ri

Na Young-hee

Hwang Shin-hye

Kang Seo-hee/Kang Ji-yeon

Oh Yeon-ah

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

Lee Ji-hoon

Park Hae-soo

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The Legend of the Blue Sea — streaming FAQ

Which OTT platform streams The Legend of the Blue Sea?

The Legend of the Blue Sea is streaming on Rakuten Viki in United States. It's not currently on Netflix.

Is The Legend of the Blue Sea on Netflix?

No, The Legend of the Blue Sea is not on Netflix in United States as of October 2026. It's currently on Rakuten Viki.

Is The Legend of the Blue Sea on Amazon Prime Video?

No, The Legend of the Blue Sea isn't on Amazon Prime Video in United States right now. It's on Rakuten Viki instead.

Where can I watch The Legend of the Blue Sea for free?

The Legend of the Blue Sea is available to stream free (with ads) on Rakuten Viki in United States.

How many seasons are in The Legend of the Blue Sea?

The Legend of the Blue Sea has 1 season in total (20 episodes). The series concluded in 2017.

Are all episodes of The Legend of the Blue Sea out yet?

Yes — all 20 episodes across 1 season of The Legend of the Blue Sea are out and available to stream.

Is there a Season 2 of The Legend of the Blue Sea?

No — The Legend of the Blue Sea ended after 1 season, so there is no Season 2.