Cho Jin-woong (born Jo Won-jun; March 3, 1976) is a South Korean actor. He is best known for his roles as Sejong's loyal bodyguard in Deep Rooted Tree (2011), a mobster in Nameless Gangster: Rules of the Time (2012), and a mysterious villain in A Hard Day (2014). He also gained recognition and praise for his performance as a detective in the television series Signal (2016). Filmography Film Television series Television shows Web shows Musical/Theater Awards and nominations Accolades In 2021 he was selected as Jury member for Actor and Actress of the Year Award in 26th Busan International Film Festival held in October. References External links 1976 births Living people Kyungsung University alumni People from Busan South Korean male film actors South Korean male television actors South Korean male stage actors 21st-century South Korean male actors