Kim Yeon-seo (born 6 August 1996) is a South Korean actress. Contents. [hide]. 1 Filmography. 1.1 Television series; 1.2 Film. 2 References; 3 External links. Filmography[edit]. Television series[edit]. Year, Title, Role, Network. 2017, My Only Love Song, Princess Pyunggang. Netflix. 2018, That Man Oh ...