Leonhard Haskel

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.

The movie follows two distinct plot lines until the two eventually merge: the first is that of the bored middle-aged man seeking a departure from monotony in his life; the second is that of the blind man and the little boy, his grandson, who are interdependent. None of the characters have been given names and are therefore referred to only by description. The city is an expressionistic nightmare, a dangerous and chaotic place.

James Mistoll, one of the owners of a factory, and working on a process to turn copper ore into radium, falls from a window on the fourth floor and dies; This was no accident, but a murder. A detective sends his assistant, Barnes, to investigate and soon the number of suspects from within the company multiplies.

A nobleman wishes to help the woman he had seduced and abandoned years earlier when he learns that she is now on trial for murder.

After the revelation that Georg has seduced her, Maria is driven away by her father. Georg, fearing the wrath of Maria's father, has swiftly abandoned the girl and left for the mining town of Sankt Anton, where he expects to hide easily amongst the large population of colliers. Maria must care for herself, and ends up in Sankt Anton, where she attempts to rebuild her life. There, she gets to know Thomas, and soon the young people are engaged. When Georg and Maria meet again, drama ensues. The film originally ran 97 minutes.