David Kross, Detlev Buck, Jenny Elvers, Erhan Emre, Oktay Özdemir, Zoran Drvenkar, Gregor Tressnow

Knallhart is a movie starring David Kross, Jenny Elvers, and Erhan Emre. From the youth directed novel of the same name by Greogor Tressnow comes a film by Detlev Buck that is a realistic portrait of life in the section of Berlin...