The Legend of the Blue Sea

3.7

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.

Cast

Jun Ji-hyun

Sim Chung / Se-Hwa

Lee Min-ho

Heo Joon-Jae / Kim Dam-Ryung

Lee Hee-jun

Jo Nam-Doo / Park Moo

Shin Won-ho

Tae-O

Lee Ji-hoon

Heo Chi-Hyun

Hwang Shin-hye

Kang Seo-Hee

Choi Jung-woo

Heo Gil-Joong

Na Young-hee

Mo Yoo-Ran

Shin Hye-sun

Cha Si-A

Moon So-ri

Ahn Jin-Joo

Sung Dong-il

Ma Dae-Young / Mr. Yang

Park Hae-soo

Hong Dong-Pyo

Krystal Jung

Min-Ji

Shin Eun-soo

Sim Chung (Young)

Kal So-won

Sim Chung (Child)

Jinyoung

Heo Joon-Jae (Young)

Jeon Jin-seo

Heo Joon-Jae (Child)