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 Webb, and Garbo accepted. Welles presented the two women to each other, and promptly Dietrich swarmed around Garbo and told her how inspiring she was, calling Garbo ' (divine) and an ' (undying) muse. Dietrich was evidently unimpressed by Garbo remarking to Welles, "It's not true that she doesn't wear makeup. She had her eyelashes beaded. Do you know how long it takes to have your eyelashes beaded?" They are alleged to have met one last time in New York, when Dietrich, dressed as a nurse to remain incognito, was with her grandson in Central Park. Garbo is supposed to