For 2013's "Kvinden i buret" (English title: "The Keeper of Lost Causes"), which was set in Denmark, Fares learned to speak Danish. "Keeper of Lost Causes" is based on a novel by Jussi Adler-Olsen, the first of four features based on his Department Q novels. Fares and Nikolaj Lie Kaas will appear in all four films. "Keeper of Lost Causes" was Denmark's top film of 2013. "Fasandræberne" (English title: "The Absent One") is the second film in the series. It also broke Danish film grosses, setting new records. The third film in the series, "A Conspiracy of Faith (Flaskepost fra P)," premiered in Denmark in March 2016 and in the United States in June.