Marlene Dietrich shot at Babelsberg film studios. Josef von Sternberg directed the film and thereafter took credit for having "discovered" Dietrich. The film is also noteworthy for having introduced Dietrich's signature song "Falling in Love Again", which she recorded for Electrola and later made further recordings in the 1930s for Polydor and Decca Records. In 1930, on the strength of "The Blue Angel's" international success, and with encouragement and promotion from Josef von Sternberg, who was already established in Hollywood, Dietrich moved to the United States under contract to Paramount Pictures, the US film distributor of "The Blue Angel". The studio sought
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