Pokémon Detective Pikachu (also known as Detective Pikachu and released as Great Detective Pikachu in Japan after the original game) is a 2019 urban fantasy mystery film directed by Rob Letterman. Based on the Pokémon franchise created by Satoshi Tajiri and serving as a loose adaptation of the 2016 video game of the same name, it was written by Letterman, Dan Hernandez, Benji Samit and Derek Connolly, from a story by Hernandez, Samit and Nicole Perlman. The film was produced by Legendary Pictures in association with Toho. It is the first live-action Pokémon film. Ryan Reynolds stars as the voice and facial motion capture of Pikachu, with Justice Smith, Kathryn Newton, Suki Waterhouse, Omar Chaparro, Chris Geere, Ken Watanabe and Bill Nighy in live-action roles.