We Need to Talk About Kevin, the unflinching mother/son drama about a Columbine-style mass murderer starring Tilda Swinton, was named Best Film at the 55th BFI London Film Festival, besting such Oscar hopefuls as The Artist, The Descendants, and Shame. “In the end, we were simply bowled over by one film, a sublime, uncompromising tale of the torment that can stand in the place of love,” said the jury’s chair, director John Madden (The Debt). “We Need to Talk About Kevin is made with the kind of singular vision that links great directors across all the traditions of cinema.”

We Need to Talk About Kevin, directed by Lynne Ramsay, opens in limited theaters Dec. 9.

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