Koo Ja-sung
具子成
Actor · Born 1992-09-22
Acting 10
Naughty by Arrangement2026
2026 · TV · Cha Kang-jun
Motel California
2025 · TV · Cha Seung-eon
Sponsor
2022 · TV · Hyun Seung-hoon
The Siren
2021 · Movie · Park Dong-gyu
Genesis
2021 · TV · Kim Min Ki
Was It Love?
2020 · TV · Oh Yun Woo
The Secret Life of My Secretary
2019 · TV · Ki Dae-Joo
Dunia: Into a New World
2018 · TV · Koo Ja Sung
Misty
2018 · TV · Kwak Ki-seok
The Blue Sea
2017 · TV · Sung Ki-su