Acting
Seo Jung-joon
Acting
- 2016The Sound of Your HeartJo Suk's classmate1 ep.
- 2016SignalSeo Hyung-joon2 ep.
Guest appearances
- 2016The Sound of Your HeartJo Suk's classmate1 ep.
- 2016SignalSeo Hyung-joon2 ep.
Also known as: 서정준 · Seo Jeong-joon · Seo Jeong-jun