Volker Bruch Wilhelm Actor Tom Schilling Friedhelm Actor Katharina Schüttler Greta Actor Ludwig Trepte Viktor Actor Miriam Stein Charlotte Actor Christiane Paul Lilja Actor Sylvester Groth Hiemer Actor Götz Schubert Dr. Jhan Actor Mark Waschke Dorn Actor Maxim Mehmet Hauptmann Feigl Actor Philipp Kadelbach Director Stefan Kolditz Screenwriter Nico Hofmann Producer David Slama Cinematographer Bernd Schlegel Film Editor Fabian Römer Original Music