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Koo Ja-sung (Koo Ja-sung)
Also known as: Gu Ja Seong, Koo Jasung
Date of birth: 22 September 1992 (34 years old)
Country: South Korean
Goo Ja Sung is a South Korean actor and model. He made his acting debut in 2007. (Source: Viki)
Career timeline
2020
- seriesWas It Love? · Oh Yun Woo
2019
- seriesThe Secret Life of My Secretary · Ki Dae Joo
2018
- seriesRoom No. 9 · [Police officer] (Ep. 2)