The Gangster, the Cop, the Devil is a 2019 South Korean action thriller film directed by Lee Won-tae that is based on a true story. The film stars Ma Dong-seok, Kim Mu-yeol and Kim Sung-kyu. From Wikipedia
The crime thriller is the first R-rated Korean film in six years to surpass 3 million admissions, marking a post-pandemic box office resurgence.
