Azerbaijan, 1919. The British hope to secure control of the vast oil fields around Baku by launching a series of terrorist attacks on them. Hans Romberg, a German who is working as a security officer, battles with the British chief agent Captain Forbes and his associates. (Description from Wikipedia)

Two out-of-work private detectives disguise themselves as Holmes and Watson to gain attention and end up chasing counterfeiters and stolen stamps.

The story is one of the classic operetta stories with a young princess destined to marry a king whom her mother tries to enforce while the young woman tries to escape her fate.

Sir Robert Chiltern is a successful Government minister, well-off and with a loving wife. All this is threatened when Mrs Cheveley appears in London with damning evidence of a past misdeed. Sir Robert turns for help to his friend Lord Goring, an apparently idle philanderer and the despair of his father. Goring knows the lady of old, and, for him, takes the whole thing pretty seriously.

In his film version, Curt Goetz shifts the focus away from the poetic output towards the young Friedrich Schiller himself: on the misery of his soul whilst a pupil of the ducal military academy, his opposition to the strict physical drill and the narrow intellectual confines of the "Karlsschule", his juvenile passion for the works of Shakespeare, Klopstock and Lessing, his anger at unjust authorities, his devotion to women, and finally his inability to cope with financial matters

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.