The Legend of the Blue Sea

Jun Ji-hyun

as

Shim Cheong / ...

Lee Min-ho

as

Heo Joon-jae /...

Lee Hee-jun

as

Jo Nam-doo / P...

Shin Won-ho

as

Tae-oh

Lee Ji-hoon

as

Heo Chi-hyeon

Hwang Shin-hye

as

Kang Seo-hee

Choi Jung-woo

as

Heo Gil-joong

Na Young-hee

as

Mo Yoo-ran

Shin Hye-sun

as

Cha Shi-a

Moon So-ri

as

Ahn Jin-joo

Sung Dong-il

as

Ma Dae-young /...

Park Hae-soo

as

Hong Dong-pyo

Krystal Jung

as

Min-ji

Shin Eun-soo

as

Young Shim Che...

Kal So-won

as

Child Shim Che...

Jinyoung

as

Young Heo Joon...

Jeon Jin-seo

as

Child Heo Joon...