Acting
Koo Ja-sung
Born 1992-09-22
Department: Acting
Biography
Goo Ja Sung is a South Korean actor and model. He made his acting debut in 2007. He has appeared in various dramas since his debut including, “Misty” (2018) and “The Secret Life of My Secretary” (2019).
Known For
Prominent works featuring Koo Ja-sung
TV
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Men on a Mission
2015
TMDB3.7
TV
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The Secret Life of My Secretary
2019
TMDB3.8
TV
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Misty
2018
TMDB3.7
TV
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Was It Love?
2020
TMDB3.4
TV
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Motel California
2025
TMDB3.4
TV
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Genesis
2021
TMDB1.9
TV
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Sponsor
2022
TMDB3.4
TV
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The Blue Sea
2017
TMDB2.8
TV
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Dunia: Into a New World
2018
TMDB4.0
TV
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Naughty by Arrangement
2026
TMDB0.0
Filmography & Credits
Complete career catalog (11 titles)
| Poster | Title | Character / Role | Type | Year |
|---|---|---|---|---|
 | Naughty by Arrangement | Cha Kang-jun | TV Series | 2026 |
 | Motel California | Cha Seung-eon | TV Series | 2025 |
 | Sponsor | Hyun Seung-hoon | TV Series | 2022 |
 | The Siren | Park Dong-gyu | Movie | 2021 |
 | Genesis | Kim Min Ki | TV Series | 2021 |
 | Was It Love? | Oh Yun Woo | TV Series | 2020 |
 | The Secret Life of My Secretary | Ki Dae-Joo | TV Series | 2019 |
 | Dunia: Into a New World | Koo Ja Sung | TV Series | 2018 |
 | Misty | Kwak Ki-seok | TV Series | 2018 |
 | The Blue Sea | Sung Ki-su | TV Series | 2017 |
 | Men on a Mission | Self | TV Series | 2015 |