Kim Ji-hoon
Kim Ji-hoon (김지훈) is a South Korean supporting actor, best known as Helsinki in Money Heist: Korea and Byeon Ji-woong in The Good Detective.
Beyond the screen.
Kim Ji-hoon is a South Korean actor born on 12 March 1979. He has a big build and a gift for making small roles feel real. Viewers know him as Byeon Ji-woong in The Good Detective (2020).
Early life
He was born with the name Ha Deok-geun and later took Kim Ji-hoon as his stage name. He studied theatre and film at Soonchunhyang University.
Career and breakthrough
Through the 2010s he built a strong film career, appearing in Cold Eyes (2013) and The Merciless (2017). On television he played Byeon Ji-woong in The Good Detective (2020).
Popular roles
His most famous role came in Money Heist: Korea (2022), where he played Helsinki, the kind and loyal member of the Professor's gang.
Recent work
He stayed busy with the films FAQ (2024) and Galaxies (2024) and a part in Good News (2025).
A career, chapter by chapter.
Selected drama roles
- The Judge from Hell — Park Dong-hun
- The Good Detective — Byeon Ji-woong
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Stories to find them in.
Selected credits in the Oxfea collection.
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