Watch Derrick - Die Pflicht ruft! for Free: How to Stream the Movie Online at 123Movies. . Inspector Stephan Derrick has made it: the crime rate in Munich has fallen to the 0% mark. His prestige is high, and he even has his own elevator with a body-friendly entrance. However, the elimination competitions for the "European Song Contest" force an abortion of his trip to Lapland due to fatalities. The hit king Arno Hello, apparently a parody of Dieter Bohlen and Jürgen Drews, is determined to win the contest...