Jun Ji-hyun
Shim Chung
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Comedy · Drama · Fantasy
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.
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Shim Chung
Heo Joon-jae
Jo Nam Doo
Tae Oh
Nurse
Child Sim Cheong
Seo Yoon-ah
Mr. Yang's fiance
Mr. Yang's subordinate
Cha Si-ah
Ahn Jin-joo
Mo Yoo Ran
Kang Seo-hee
Heo Chi-hyun
Hong Dong-pyo
Ma Dae-yeong
Heo Il-joong
Heo Joon jae (young)
Homeless Woman