Top German actors took a stance against right-wing extremism and the controversial Alternative for Germany (AfD) party on Thursday as the Berlinale, Germany’s international film festival, opened on Potsdamer Platz in central Berlin. At a protest organized by the film festival itself, filmakers such as Jella Haase and Katja Riemann shouted “Defend Democracy.” They held cell phone lights in the air and the red carpet became quiet during the event. “By rejecting the AfD, the Berlinale has clearly positioned itself against right-wing extremism in Germany. On the opening evening, the Berlinale invi…