✦ Meet the person behind the part
Kim Hee-sung
김희성
Actor
Kim Hee-sung (김희성) is an actor best known as Child Bae Gyeon-u in Head Over Heels (2025).

A face. A story. A little more. ♡
THE PEOPLE BEHIND YOUR FAVOURITE STORIES ✦ AN OXFEA PROFILE
01 / A closer look
Beyond the screen.
Kim Hee-sung (김희성) is an actor. He was born on January 1, 2017. He is best known as Child Bae Gyeon-u in Head Over Heels (2025).
Kim Hee-sung played Child Bae Gyeon-u in Head Over Heels (2025). Head Over Heels is a 2025 television series that mixes romance, fantasy and drama. In the 2025 romance drama Head Over Heels, he played Child Bae Gyeon-u. His work in the Oxfea catalogue covers one drama. Oxfea's drama guides list the story, cast and release details for Head Over Heels.
02 / The journey
A career, chapter by chapter.
Selected drama roles
- Head Over Heels — Child Bae Gyeon-u
Explore the drama guides
Choose a title for its story, cast and release details.
- Head Over Heels — 2025 · Romance · Fantasy · Drama
03 / Their screen stories
Stories to find them in.
Selected credits in the Oxfea collection.
Keep a little curiosity
Found your next watch?
Follow a title above to explore its story, cast, and drama details.
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