Question: the legend of the blue sea actor name
Answer: Lee Min - ho as Kim Dam - ryung / Heo Joon - jae Jeon Jin - seo as child Kim Dam - ryung / Heo Joon - jae Park Jin - young as teenage Kim Dam - ryung / Heo Joon - jae The town head and son of a magistrate in the Joseon era who fell in love with a mermaid / A modern - day con - man who uses his looks and wit to transform into different people and conduct scams .