Pokémon: Detective Pikachu (also known as Detective Pikachu) 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.
Filming took place from January to May 2018 in Colorado, England, and Scotland. It was released in Japan on May 3, 2019, and in the United States on May 10, 2019, distributed by Warner Bros. Pictures in RealD 3D and Dolby Cinema. It is the first Pokémon film to be distributed theatrically in the United States by Warner Bros. since Pokémon 3: The Movie (2000).
Detective Pikachu received mixed reviews from critics, who praised the creature designs and Reynolds' performance, but criticized the plot for being too predictable. With a worldwide gross of over $431 million, it is the eleventh highest-grossing film of 2019 and the second highest-grossing video game film adaptation of all time. It is also considered one of the best reviewed video game adaptations of all time, according to Rotten Tomatoes. Development of a sequel was announced in January 2019, before the release of the film.