Choi Woo-shik (Korean: 최우식; pronounced [tɕʰø.u.ɕik̚]) is a Canadian actor based in South Korea. He first gained recognition for starring in the film Set Me Free (2014) and the television series Hogu's Love (2015) before coming to international prominence for his roles in the films Train to Busan (2016) and Parasite (2019) both of which were critical and commercial successes with the latter winning the Palme d'Or at Cannes and the Academy Award for Best Picture. He has since starred in the television series Our Beloved Summer (2021–2022), A Killer Paradox (2024), and Melo Movie (2025).