Erich Pommer in Berlin, was produced in a German, English, French, Hungarian as well as a silent version. The film also created the Operetta film genre. The "Erich-Pommer-Produktion der Ufa" turned out several international box office hits in the following years, most notably Josef von Sternberg's "The Blue Angel" (1930), starring Marlene Dietrich. Among his productions was a series of popular musical comedies such as "Die Drei von der Tankstelle" and "Der Kongreß tanzt" / "Congress Dances" and the science fiction spectacle "F.P.1", which was shot in three language versions. After the Nazi Party came to power early in 1933, UFA rescinded
Marlene Dietrich most fascinating and affecting documentary ever made about a great movie star". In 1988, Dietrich recorded spoken introductions to songs for a nostalgia album by Udo Lindenberg. In an interview with the German magazine "" in November 2005, Dietrich's daughter and grandson claim that Dietrich was politically active during these years. She kept in contact with world leaders by telephone, including Ronald Reagan and Mikhail Gorbachev, running up a monthly bill of over US$3,000. In 1989, her appeal to save the Babelsberg studios from closure was broadcast on BBC Radio, and she spoke on television via telephone on the occasion