Julius E. Herrmann

Dr. Mabuse and his organization of criminals are in the process of completing their latest scheme, a theft of information that will allow Mabuse to make huge profits on the stock exchange. Afterwards, Mabuse disguises himself and attends the Folies Bergères show, where Cara Carozza, the main attraction of the show, passes him information on Mabuse's next intended victim, the young millionaire Edgar Hull. Mabuse then uses psychic manipulation to lure Hull into a card game where he loses heavily. When Police Commissioner von Wenk begins an investigation of this mysterious crime spree, he has little to go on, and he needs to find someone who can help him.

When a travelling troupe threatens to unleash a saucy Berlin revue on the provincial town of Emilsburg, the local Morality Society, a band of sanctimonious middle-aged men, stages a protest. Meanwhile, the reigning monarch is concerned that his son and heir is not living his life to the full. Ninon d’Hauteville, a showgirl and the revue’s star attraction, takes a job as piano teacher to the young prince after her engagement at the local theatre was brought to a premature end, a result of the Morality Society’s interference. It doesn’t take long for those hypocrites to get wind of this. While on the outside they appear to be concerned with running the immoral woman out of their town, behind closed doors they rank among the new piano teacher’s most ardent pupils. However, Ninon, out to right the wrong done against her, secretly keeps a “diary” of their visits, recording each encounter on film with a hidden camera.

After committing a murder for his lover, Gloria, the famous painter Jack is forced to go underground. In the harbor district, he saves the poor Malaysian girl Song in front of two intrusive sailors. She loves him for it, and together Song and Jack appear in the tingle dungeon of the port, he as a knife artist, she as a dancer.

When Albers takes his drug-addicted opera star sister Gerda to a sanitarium, they both become targets of slimy dope peddler Peter Lorre, who fears that Gerda will blow the whistle on him. Lorre kidnaps the woman, leading Albers on a frantic chase.

Anna receives her first weekly wage: a ten-mark note with the no. K 13513. She gives it to her mother, who hides it in her Bible. Anna's brother Robert steals the note and uses it to buy a knife with which he becomes a murderer.

A scientist discovers that there's gold on the moon. He builds a rocket to fly there, but there's too much rivalry among the crew to have a successful expedition.

A dedicated editor, who is engaged to the daughter of a wealthy senator thrills her father with a lecture about convictions based on circumstantial evidence. When a corpse with a disfigured face is found in the house of the senator, evidence points to the editor. An entertaining thriller with a fairly intricate plot and some critical comments on the practice of the law. Based on the novel "Der geschlossene Ring" by Frank Arnau.