Koo Ja-sung

acting

1. Naughty by Arrangement (TV) → Cha Kang-jun
2. Motel California (TV) → Cha Seung-eon
3. Sponsor (TV) → Hyun Seung-hoon
4. Genesis (TV) → Kim Min Ki
5. The Siren → Park Dong-gyu
6. Was It Love? (TV) → Oh Yun Woo
7. The Secret Life of My Secretary (TV) → Ki Dae-Joo
8. Misty (TV) → Kwak Ki-seok
9. Dunia: Into a New World (TV) → Koo Ja Sung
10. Men on a Mission (TV) → Self