Hong Seong-o (South Korean Actor)

Hong Seong-o (Korean: 홍성오; born February 28, 1986) is a South Korean actor known for his supporting and minor roles in various films and television series.

Hong Seong-o profile photograph

Biography

Hong Seong-o was born in South Korea on February 28, 1986. He has built a career appearing in numerous South Korean feature films and broadcast or streaming television dramas, often portraying police officers, guards, officials, and various supporting characters.

Filmography

Movies

The Land of Morning Calm (2024) – community service center security guard
Concrete Utopia (2023) – patrol 7
Smugglers (2023) – customs officer 3
Exist Within (2022) – religious fanatic 31
The Book of Fish (2021) – official 2
Sunset In My Hometown (2018) – alumnus
Midnight Runners (2017) – Young-Choon's gang member
Luck-Key (2016) – filming set crew member
Like for Likes (2016) – road manager

Television and Streaming Dramas

A Bona fide Killer (MBC / 2026) – Jo Dong-Man (ep.4)
Siren's Kiss (tvN / 2026) – Mr. Yu (ep.3)
My Sweet Mobster (JTBC / 2024) – loan shark enforcer (ep.3)
May It Please The Court (Disney+ / 2022) – detective (ep.12)
Cafe Minamdang (KBS2 / 2022) – Kim Gi-Yeong (ep.18)
A Superior Day (OCN / 2022) – Hong Seong-O
Hellbound (Netflix / 2021) – detective
Arthdal Chronicles (tvN / 2019) – Doldambool tribe member