Park Hae-soo

Park Hae-soo (born November 21, 1981) is a South Korean actor. He is best known worldwide for portraying Cho Sang-woo in the first season of the Netflix hit series Squid Game (2021), which earned him a nomination for the Primetime Emmy Award for Outstanding Supporting Actor in a Drama Series. Park started his career in theater and has played a large number of leading and supporting roles in plays and musicals. He subsequently expanded his career into film and television and achieved his breakthrough with Prison Playbook (2017-2018), one of the highest-rated Korean dramas on cable television. He is also known for his frequent collaborations with Netflix, including Narco-Saints (2022), Money Heist: Korea - Joint Economic Area (2022), Karma (2025), The Price of Confession (2025), and The Great Flood (2025).