Modus is a Swedish television psychological thriller series, directed by Lisa Siwe and Mani Maserrat, based upon the novel Frukta inte by Norwegian author and lawyer Anne Holt and adapted for television by Emmy Award winning writers Mai Brostrøm and Peter Thorsboe. The series follows the work of Inger Johanne Vik (Melinda Kinnaman), a Swedish criminal psychologist and profiler, who has previously assisted both the Swedish police and the FBI in the United States.

The first eight-part series was premièred on TV4 in September 2015. A second eight-part series, written in Swedish and English, was filmed in 2017, with Kim Cattrall and Greg Wise among the new cast members for this series. This series began broadcasting on TV4 on 2 November 2017.