W2TCH

The Legend of the Blue Sea (2016 – 2017)

2016 • 1 season
IMDb8.1/1016,709TMDB74%196Rotten Tomatoes—Metacritic—
On October 3, 2026
#7969
7969th by Pulse TV show online
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Most Popular The Legend of the Blue Sea Cast Members

Lee Min-ho is the most popular The Legend of the Blue Sea cast member right now, with a Popularity Score of 3.32. Updated October 5, 2026.

#
Cast
Popularity
1

Lee Min-ho

Heo Joon-jae / Kim Dam-ryung/29 years during filming
3.3
2

Gianna Jun

Sim Chung / Se-hwa/35 years during filming
3.3
3

Shin Hae-sun

Cha Si-a/27 years during filming
3.0
4

Jinyoung

Young Heo Joon-jae/22 years during filming
2.6
5

Moon So-ri

Ahn Jin-joo/42 years during filming
2.1
6

Sung Dong-il

Ma Dae-young / Mr. Yang/49 years during filming
2.0
7

Krystal Jung

Min-ji/22 years during filming
1.8
8

Lee Hee-jun

Jo Nam-doo / Park Moo/37 years during filming
1.7
9

Park Hae-soo

Hong Dong-pyo/34–35 years during filming
1.6
10

Na Young-hee

Mo Yoo-ran/55 years during filming
1.6
11

Choi Jung-woo

Heo Gil-joong/59 years during filming
1.4
12

Hwang Shin-hye

Kang Seo-hee/53 years during filming
1.2
13

Jeon Jin-seo

Young Heo Joon-jae/10 years during filming
1.0
14

Lee Ji-hoon

Heo Chi-hyun/28 years during filming
1.0
15

Shin Won-ho

Tae-o/25 years during filming
0.9
16

Kal So-won

Young Sim Chung/10 years during filming
0.8