Leokki is a 2016 Korean-language Action Comedy motion picture written by Jang Yoon-mi and directed by Lee Gae-byok and produced by Jung Hee-soon under the banner of Yong Film. A reverse comedy that tells the story of a perfectionist assassin who falls and hits his head in a sauna, giving him amnesia. When a down-and-out actor switches locker keys with him, they switch lives until the hit-man, who soon becomes an action hero on TV, starts to remember things. Leokki features Yoo Hae-jin, Lee Joon, Jo Yoon-hee, Lim Ji-yeon, Jeon Hye-bin, Lee Dong-hwi and Byoung-sook Sung. The movie is based on Key of Life by Kenji Uchida. The music was composed by Bang Jun-seok. Editing was done by Yang Jin-mo. The film has a running time of 112 minutes. It was released on 13th October 2016. The film made a box office gross of $47 million. Distribution rights for the movie were acquired by Showbox.