The Unlikely Murderer (Swedish: Den Osannolika Mördaren) is a 2021 Swedish crime drama television series[1][2] written by Wilhelm Behrman and Niklas Rockström.[3] The series was praised for "its fine observations of male pride turned toxic" in The Guardian.[4] Based on real-life events, the series is an adaption of the 2018 book The Unlikely Murderer, written by Thomas Pettersson, who worked as a writer on the show.[5] It was reported in November 2021 that distributor Netflix is being sued for defamation for the show's representation of events.[6]