Deranged is a 2012 South Korean medical disaster thriller film starring Kim Myung-min, Kim Dong-wan, Moon Jung-hee and Lee Hanee. It is Korea's first medical thriller on an infectious disease epidemic. The film was directed by Park Jung-woo and produced by Lim Ji-young and Oz One Film. Distributed by CJ E&M, the film was released on July 5, 2012, and runs at 109 minutes.

Kim Myung-min is a South Korean actor. He is best known for his leading roles in the television series Immortal Admiral Yi Sun-sin (2004), White Tower (2007), Beethoven Virus (2008), Six Flying Dragons (2015-2016), and Law School (2021), as well as the films Closer to Heaven (2009) and the Detective K film series. His first leading role was in the film, Sorum (2001). Praised for his acting skills, he is often called 'The Acting Expert'.