The Girl on the Train is a 2016 American psychological thriller mystery film directed by Tate Taylor and written by Erin Cressida Wilson, based on Paula Hawkins' 2015 debut novel of the same name. The film stars Emily Blunt, Haley Bennett, Rebecca Ferguson, Justin Theroux, Luke Evans, Allison Janney, Édgar Ramírez, and Lisa Kudrow, and follows an alcoholic divorcée who becomes involved in a missing persons investigation.
Principal photography began on November 4, 2015 in New York City. Produced by Marc Platt and DreamWorks Pictures, The Girl on the Train was the first DreamWorks Pictures film to be distributed by Universal Pictures, as part of DreamWorks' new distribution deal. It premiered in London on September 20, 2016 and was theatrically released in the United States on October 7, 2016. The film received mixed reviews and has grossed $172 million worldwide. Blunt's performance received positive reviews from critics and gained an Outstanding Performance by a Female Actor in a Leading Role nomination at the 23rd Screen Actors Guild Awards.