<P> On November 12, 2014, Mark Gordon's The Mark Gordon Company bought the feature film adaptation rights to Molly Bloom's memoir, Molly's Game, which Gordon produced . Aaron Sorkin was hired to adapt the memoir into a screenplay . Bloom had already approached Sorkin, as he was her "favorite writer". On January 7, 2016, it was announced that Sorkin would make his directorial debut on the film, for Sony Pictures Entertainment, while Amy Pascal also produced . On February 18, 2016, Sony exited the project, and on May 13, 2016, STX Entertainment came on board, and subsequently bought the film's US and Chinese distribution rights for $9 million . </P> <P> On February 18, 2016, Sorkin offered Jessica Chastain the lead role in the film, but the negotiations between them had then not yet begun . On May 6, 2016, Idris Elba joined the film to star alongside Chastain . Sorkin stated that "the casting of Jessica and Idris in the two lead roles is any filmmaker's dream come true, they're two of the greatest actors of their generation, paired for the first time, and their chemistry will be electric ." On September 7, 2016, Michael Cera joined the cast as Player X, a celebrity poker player . On October 17, 2016, Kevin Costner joined as Molly Bloom's father, and on October 21, 2016, Brian d'Arcy James was added . On November 9, 2016, Chris O'Dowd, Jeremy Strong, Bill Camp, and Graham Greene joined the cast as well . Molly Bloom herself discussed Chastain's portrayal of her character with ET Canada stating, "We spent a little time together . She didn't have much time for prep or research," Bloom tells ET Canada's Matte Babel . "I was blown away by her performance by how right it was and how deep and understood I felt by her performance ." (1) </P> <P> Principal photography began on November 9, 2016, in Toronto . Production concluded on February 9, 2017 . </P> <P> Molly's Game premiered on September 8, 2017, at the Toronto International Film Festival . It was also the closing film at AFI Fest on November 16, 2017, replacing All the Money in the World . </P>

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