HomePeople Biography and filmographyCho Si-yeon Biography unavailable on TMDB. Movies (1)TV shows (5) Photos Movies (1) Boss2025 · Mimi TV shows (5) The Sound of Magic2022 · Birthday girl Hometown Cha-Cha-Cha2021 · A-ram It's Okay to Not Be Okay2020 · Lee Seul-bi My Unfamiliar Family2020 · Kim Eun-Hee [Young] Doctor John2019 · Joo Hyung Woo’s daughter