Acting
- 2026Spooky in LoveProsecutor General2 ep.
- 2025When Life Gives You TangerinesDoctor1 ep.
- 2022Big MouthMan in Attendance1 ep.
- 2022Extraordinary Attorney WooJudge1 ep.
- 2022Twenty Five Twenty OneKim Hak-gyu8 ep.
- 2020Record of YouthPork Restaurant Owner2 ep.
Guest appearances
- 2026Spooky in LoveProsecutor General2 ep.
- 2025When Life Gives You TangerinesDoctor1 ep.
- 2022Big MouthMan in Attendance1 ep.
- 2022Extraordinary Attorney WooJudge1 ep.
- 2022Twenty Five Twenty OneKim Hak-gyu8 ep.
- 2020Record of YouthPork Restaurant Owner2 ep.
Also known as: 정형석 · Jeong Hyeong-seok · Jeong Hyung-suk · Jung Hyeong-seok