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Heo Dong-won Filmography
| 2025 | Unmasked (2025) (TV Series) · as Lee Sang-Mok |
| 2025 | Love Scout (TV Series) · as Kim Young-Su |
| 2024 | Dirty Money · as Kwang-Seok |
| 2024 | Spring Garden · as Chang-Su |
| 2023 | The Tenants · as Wolwolse Man |
| 2023 | Like Flowers in Sand (TV Series) · as Coach Yeon |
| 2023 | Mask Girl (TV Series) · as Detective Choi Jong-Hun |
| 2022 | The Glory (TV Series) · as Teacher Chu |
| 2022 | Christmas Carol · as Han Hee-Sang |
| 2022 | Extraordinary Attorney Woo (TV Series) · as Shin Il-Su |
| 2022 | INSIDER (TV Series) · as Yang Jun ['skin Nation' Chairman] |
| 2022 | The Roundup · as Oh Dong-Gyun |
| 2022 | Hot Blooded · as Dodari |
| 2022 | |
| 2022 | Special Delivery · as Sang-Hoon |
| 2021 | Squid Game (TV Series) · as Player 028 |
| 2021 | Sell Your Haunted House (TV Series) · as Kim Tae-Jin |
| 2020 | The Uncanny Counter (TV Series) · as Heo Je-Hun |
| 2020 | |
| 2020 | The King: Eternal Monarch (TV Series) · as Detective Shim |
| 2020 | Beasts Clawing at Straws · as Sauna Manager |
| 2020 | Hitman: Agent Jun · as Jerome |
| 2019 | Bring Me Home · as Myung-Deuk |
| 2019 | When the Camellia Blooms (TV Series) · as Kim Nak-Ho |
| 2019 | The Gangster, the Cop, the Devil · as Choi Moon-Sik |
| 2018 | Dear My Room (TV Series) · as Jin-Gyu |
| 2018 | Passing Summer · as Seung-Soo |
| 2018 | |
| 2018 | Dad is pretty · as Park |
| 2017 | The Outlaws · as Oh Dong-Gyun |
| 2017 | After My Death · as Detective |
| 2015 | Time Confinement · as Jeong-Ho |
| 2014 | Ode to My Father · as Youth Association Member |
| 2014 | |
| 2014 | |
| 2012 | A Company Man · as Deputy Goo |
| 2010 | KBS Drama Special (TV Series) · as Jung Dong-Ho |