The Blue Angel The Blue Angel The Blue Angel () is a 1930 German tragicomedic film directed by Josef von Sternberg and starring Emil Jannings, Marlene Dietrich and Kurt Gerron. Written by Carl Zuckmayer, Karl Vollmöller and Robert Liebmann – with uncredited contributions by Sternberg – it is based on Heinrich Mann's 1905 novel "Professor Unrat" ("Professor Garbage") and set in Weimar Germany. "The Blue Angel" presents the tragic transformation of a respectable professor to a cabaret clown and his descent into madness. The film is the first feature-length German full-talkie and brought Dietrich international fame. In addition, it introduced her signature song,
Marlene Dietrich time, she was a prolific letter-writer and phone-caller. Her autobiography "" ("Take Just My Life"), was published in 1979. In 1982, Dietrich agreed to participate in a documentary film about her life, "Marlene" (1984), but refused to be filmed. The film's director, Maximilian Schell, was allowed only to record her voice. He used his interviews with her as the basis for the film, set to a collage of film clips from her career. The final film won several European film prizes and received an Academy Award nomination for Best Documentary in 1984. "Newsweek" named it "a unique film, perhaps the