Desc: Interference: Directed by Christoph Lehmann. With Jürgen Prochnow, Leah O'Rourke, Matt Smiley, Nadine Vinzens. Two estranged American brothers meet in Saas-Fee, Switzerland to get to know one another. Cut off from distractions, their differences come to a head, "interfering" in their relationships, revealing the reality behind their personas.