Yoo In-Sun

Yoo In-Sun (Korean: 유인선) is a South Korean actor born on October 21, 1989. He has appeared in a variety of supporting and minor roles across South Korean film and television productions, ranging from streaming series to broadcast dramas.

Career and Filmography

Yoo has established an acting career spanning both film and television. In feature films, he appeared as Na-Rae's father in the 2024 film A Normal Family (Botongui Gajok).

His television and streaming credits include notable appearances in popular projects such as the apocalyptic horror series Sweet Home, where he portrayed the character Choi Yong-Seok in both the second and third seasons. Additional television credits include roles in Team Bulldog: Off-duty Investigation (2020), Red Shoes (2021), Beyond the Bar (2025), and Heroes Next Door (2025), alongside upcoming or recent projects slated for 2026 such as Our Sticky Love, The Art of Sarah, and Positively Yours.

Filmography Overview

A Normal Family (2024) – Na-Rae's father
Sweet Home Season 2 (2023) – Choi Yong-Seok
Sweet Home Season 3 (2024) – Choi Yong-Seok
Team Bulldog: Off-duty Investigation (OCN / 2020) – bodyguard (ep. 2)
Red Shoes (KBS2 / 2021)
Beyond the Bar (JTBC / 2025) – security staff (ep. 12)
Heroes Next Door (ENA / 2025) – security guard (ep. 2)
Our Sticky Love (Netflix / 2026) – building security (ep. 9)
The Art of Sarah (Netflix / 2026) – loan shark employee (ep. 3-4)
Positively Yours (Channel A / 2026) – event participant (ep. 1)