Universal Pictures released the first trailer for “The Girl on the Train,” the film-adaptation of the best selling novel. Tate Taylor, who also directed DreamWorks Studios’ Oscar-winning film “The Help,” also directed this film. You can checkout the trailer below, thanks to an early release from the studio.

The film is based on Paula Hawkins’ debut thriller, which was published in 2014. Erin Cressida Wilson wrote the screenplay for the film, which stars Emily Blunt. Marc Platt produced “The Girl on the Train,” while Jared LeBoff of Marc Platt Productions will serve as executive producer.

In “The Girl on the Train,” Rachel, who is devastated by her recent divorce, spends her daily commute fantasizing about the seemingly perfect couple who live in a house that her train passes every day, until one morning she sees something shocking happen there and becomes entangled in the mystery that unfolds.

“The Girl on the Train,” is the fastest selling adult novel in history with over two million copies sold in the United States alone since it was published by Riverbed Books. It landed in the top spot on the New York Times bestsellers list its first week and has remained on there for the past 17 weeks straight.

Tate Taylor wrote and directed “The Help,” which was nominated for four Academy Awards including Best Picture with Octavia Spencer winning for Best Supporting Actress. His screenplay for the civil rights era film was nominated for Best Adapted Screenplay by BAFTA and the WGA, which also recognized him with the Paul Selvin Honorary Award for his script. Taylor also directed the James Brown bio-pic, “Get on Up.” Joining Emily Blunt in the film are Haley Bennett and Luke Evans. Other featured stars include Laura Prepon, Allison Janney, Justin Theroux and Lisa Kudrow.

Fans of the book can look forward to the best-seller’s big debut in theaters starting on October 7, 2016.