푸른 바다의 전설

전지현

as Shim Cheong / Se-hwa

Lee Min-ho

as Heo Joon-jae / Kim Dam-ryung

Lee Hee-jun

as Jo Nam-doo / Park Moo

Shin Won-ho

as Tae-oh

Shin Rin-a

as Seo Yoo-na

신혜선

as Cha Shi-ah

문소리

as Ahn Jin-joo

나영희

as Mo Yoo-ran

황신혜

as Kang Seo-hee/Kang Ji-yeon

오연아

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

이지훈

as Heo Chi-hyun

박해수

as Hong Dong-pyo

성동일

as Ma Dae-young / Yang Seung-gil

최정우

as Heo Il-joong

진영

as Young Heo Joon-jae/Kim Dam-ryeong

홍진경

as Shim Cheong's Homeless Friend

박지일

as Manager Nam

Lee Jae-won

as Cha Dong-shik

심이영

as Young Moo Yoo-ran

신은수

as Young Se-hwa

김성령

as Jang Jin-ok

조정석

as Yoo Jong-hoon

최권

as Young Manager Nam

갈소원

as Child Se-hwa

전진서

as Child Heo Joon-jae/Kim Dam-ryeong

이호재

as Professor Jin Kyung-won/Fortune Teller

서동원

as Aquarium Manager

정수정

as Flight Attendant

Kim Hye-yoon

as Jang Jin-ok's Daughter

Sung Chang-hoon

as Mr. Yang's Subordinate

고규필

as Bodyguard

안재홍

as Missionary Thomas

박진주

as Nurse

정유미

as Kim Hee-jin

김슬기

as Mermaid

Carson Allen

as Mermaid