The Gran Turismo movie is based on the true story of Jann Mardenborough, a teenage Gran Turismo player who became a professional racing car driver). The movie premiered on July 30, 2023, and was theatrically released in the United States on August 25, 2023). The movie is set in various years, as it follows Janns journey from his early days as a Gran Turismo player to his professional racing career. Therefore, there is no specific year that the movie is set in.