- HD 1080
- Runtime: 112m.
- Status: Released
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- Languages: ko
- Country: South Korea
- Director: Lee Kae-byeok
- Stars: Yoo Hai-jin, Lee Joon, Jo Yoon-hee, Lim Ji-yeon, Go Joon
- keywords: amnesia, hitman, remake, misunderstanding, stolen identity, identity swap, skilled killer
- Production_studio: Yong Film, Showbox
- Slogan: A HIT MAN WAKES UP WITH AMNESIA TO A SWITCHED LIFE.
- The Luck-Key is featured in the top rankings of 2016
- #81 in Top Comedy Movies of 2016
- #28 in Top Action Movies of 2016
- #17 in Top Crime Movies of 2016
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.
