The Girl on the Train (2016 film)

The Girl on the Train is a 2016 American mystery psychological thriller film directed by Tate Taylor and written by Erin Cressida Wilson, based on the 2015 novel of the same name by Paula Hawkins. The film stars Emily Blunt, Haley Bennett, Justin Theroux, Luke Evans, Rebecca Ferguson, Édgar Ramírez, and Allison Janney.

The film centers on Rachel Watson (Blunt), a troubled alcoholic struggling to cope with her recent divorce. She becomes entangled in a missing person investigation when Megan Hipwell (Bennett), a woman Rachel observes from her commuter train and idealizes, disappears. Haunted by her own memories and unreliable due to her drinking, Rachel becomes a person of interest and begins her own investigation to uncover the truth about Megan's disappearance, a journey that forces her to confront her past and her own demons.

Released theatrically in the United States on October 7, 2016, The Girl on the Train received mixed reviews from critics, with praise directed towards Blunt's performance but criticism aimed at the screenplay and pacing. While some found the adaptation faithful to the source material, others considered it inferior. Despite the mixed reception, the film was a box office success, grossing over $173 million worldwide against a budget of $45.5 million.