Barney's Version is a 2010 Canadian comedy drama film directed by Richard J. Lewis, written by Michael Konyves, and based on the 1997 novel by Mordecai Richler. Starring Paul Giamatti, Rosamund Pike, Minnie Driver, Rachelle Lefevre, Scott Speedman and Dustin Hoffman, the film follows Barney Panofsky (Giamatti), an alcoholic soap opera producer as he navigates his three marriages to Clara (Lefevre), "The Second Mrs. Panofsky" (Driver) and Miriam (Pike), his relationship with his father Izzy (Hoffman), and the mysterious disappearance of his friend Boogie (Speedman).

Barney's Version premiered at the Venice International Film Festival September 10, 2010, where it was nominated for the Golden Lion, and was theatrically released in Canada December 24, 2010. Despite positive reviews from critics, the film was a box-office failure, grossing $12.1 million against its $30 million budget. Giamatti won a Golden Globe Award for Best Actor in a Motion Picture – Musical or Comedy for his performance. At the 83rd Academy Awards, Adrien Morot was nominated for Best Makeup.