Im Seong-mi Filmography
| 2025 | Unmasked (2025) (TV Series) · as Kim Ji-Yoon |
| 2023 | True to Love (TV Series) · as Pnb Radio Staff |
| 2022 | The Fabulous (TV Series) · as Assistant Manager Lee |
| 2022 | Extraordinary Attorney Woo (TV Series) · as Lee Sun-Yeong |
| 2022 | Missing Yoon · as Ji-Hye |
| 2021 | Bad and Crazy (TV Series) · as Yoon Yi Seul |
| 2021 | Perhaps Love · as Accountant |
| 2021 | Hometown Cha-Cha-Cha (TV Series) · as Hwang Ji-Won |
| 2021 | She Would Never Know (TV Series) · as Chae Yeon Seung's Friend |
| 2020 | |
| 2020 | Start-Up (TV Series) · as Blind Woman |
| 2019 | Crash Landing on You (TV Series) · as Geum-Soon |
| 2019 | My Punch-Drunk Boxer · as Doctor |
| 2019 | When the Camellia Blooms (TV Series) · as Jo Jeong-Suk (young) |
| 2018 | Beautiful Food · as Sung-Mi |
| 2017 | A Haunting Hitchhike · as Nurse |
| 2016 | Our Love Story · as Young-Eun |
| 2015 | Collective Invention · as Secretary |
| 2015 | Now Playing · as Ha-Na (seg.3) |
| 2009 | Mother · as Scar's Friend |