

16/11/2016
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.

Gianna Jun
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

Shin Hae-sun
as Cha Shi-ah

Moon So-ri
as Ahn Jin-joo

Na Young-hee
as Mo Yoo-ran

Hwang Shin-hye
as Kang Seo-hee/Kang Ji-yeon/Hong Nan

Lee Ji-hoon
as Heo Chi-hyun

Park Hae-soo
as Hong Dong-pyo

Sung Dong-il
as Ma Dae-young / Yang Seung-gil

Choi Jung-woo
as Heo Il-joong

Jinyoung
as Young Heo Joon-jae/Kim Dam-ryeong

Oh Yeon-ah
as Young Kang Seo-hee/Kang Ji-yeon/Hong Nan

Hong Jin-kyung
as Shim Cheong's homeless friend

Lee Jae-won
as Cha Dong-shik

Shim Yi Young
as Young Moo Yoo-ran

Shin Eun-soo
as Young Se-hwa

Kim Sung-ryung
as Jang Jin-ok

Cho Jung-seok
as Yoo Jong-hoon

Park Ji-il
as Manager Nam

Kal So-won
as Child Se-hwa

Jeon Jin-seo
as Child Heo Joon-jae/Kim Dam-ryeong

Lee Ho-jae
as Professor Jin Kyung-won/Fortune teller

Seo Dong-won
as Aquarium manager

Krystal Jung
as Flight attendant

Kim Hye-yoon
as Jang Jin-ok's Daughter

Sung Chang-hoon
as Mr. Yang's subordinate

Choi Kwon
as Young Manager Nam

Ko Kyu-pil
as Bodyguard

Ahn Jae-hong
as Missionary Thomas

Park Jin-joo
as Nurse

Jeong Yu-mi
as Kim Hee-jin

Kim Seul-gi
as Mermaid

Carson Allen
as Mermaid
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