Promotional cover of The Legend of the Blue Sea
Banner of The Legend of the Blue Sea

The Legend of the Blue Sea

20 episodes
2 seasons
72user score

Shim Chung is a mermaid who finds herself transplanted to modern times. She is caught by Heo Joon Jae, a charming but cold con artist who is the doppelgänger for Kim Moon, the son of a nobleman from the Joseon Dynasty. But in the present time, Joon Jae works with Jo Nam Doo, a skilled conman who guides Joon Jae to become a genius scammer. But Joon Jae's friend, Cha Shi Ah, who works as a researcher at KAIST, may be Chung’s only hope for surviving in her strange new world.

Cover of the Season 2 of The Legend of the Blue Sea

Season 2


There won't be a season 2, the show has ended.

Cover of the Season 1 of The Legend of the Blue Sea

Season 1

20 episodes
Nov 16, 2016

Profile picture of Jun Ji-hyun who plays Sim Chung / Se Hwa
Jun Ji-hyun
Sim Chung / Se Hwa
Profile picture of Lee Min-ho  who plays Heo Joon-Jae / Kim Moo
Lee Min-ho 
Heo Joon-Jae / Kim Moo
Profile picture of Lee Hee-jun who plays Jo Nam-Doo
Lee Hee-jun
Jo Nam-Doo
Profile picture of Shin Won-ho who plays Tae-Oh
Shin Won-ho
Profile picture of Lee Ji-hoon who plays Heo Chi-Hyun
Lee Ji-hoon
Heo Chi-Hyun
Profile picture of Hwang Shin-hye who plays Kang Seo-Hee
Hwang Shin-hye
Kang Seo-Hee
Profile picture of Choi Jung-woo who plays Heo Gil-Joong
Choi Jung-woo
Heo Gil-Joong
Profile picture of Na Young-hee who plays Mo Yoo-Ran
Na Young-hee
Mo Yoo-Ran
Profile picture of Shin Hye-sun who plays Cha Si-A
Shin Hye-sun
Cha Si-A
Profile picture of Moon So-ri who plays Ahn Jin-Joo
Moon So-ri
Ahn Jin-Joo
Profile picture of Sung Dong-il who plays Ma Dae-Young / Mr. Yang
Sung Dong-il
Ma Dae-Young / Mr. Yang
Profile picture of Park Hae-soo who plays Hong Dong-Pyo
Park Hae-soo
Hong Dong-Pyo
Profile picture of Krystal Jung who plays Min-Ji
Krystal Jung
Profile picture of Shin Eun-soo who plays Sim Chung (young)
Shin Eun-soo
Sim Chung (young)
Profile picture of Kal So-won who plays Sim Chung (child)
Kal So-won
Sim Chung (child)
Profile picture of Jinyoung who plays Heo Joon-Jae (young)
Heo Joon-Jae (young)
Profile picture of Jeon Jin-seo who plays Heo Joon-Jae (child)
Jeon Jin-seo
Heo Joon-Jae (child)
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