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The film opens with an onscreen introduction by Joey Adams, as his character "Joey Napoleon," suggesting that the following story actually happened. Although Moishe Oysher is credited onscreen with writing the songs performed in the film, no song titles were verified. A news item in New York Times reported that Singing in the Dark was the first English-speaking film role for Oysher, who was a star in the Yiddish theater. Adams was a successful nightclub comedian when this film was made. His wife, Cindy Heller, who portrayed "Fran" in the film, later changed her name to Cindy Adams and became a gossip columnist for the New York Post.
According to news items in Variety and Daily Variety, Steve Cochran was sought for a top role in the film. Although the screen credits include a 1954 copyright statement, the film was not registered with the Copyright Office. According to news items, the picture was to be shot at Fox Movietone Studios in New York City. Various horrific scenes of the Holocaust are shown under the credits, and while these scenes appear to be stock footage, the New York Times review stated that filming was also done in Berlin and Hollywood.