German adaptation of Maurice Leblanc's "Arsène Lupin versus Herlock Sholmes" stories. German copyright laws allowed the producers to return "Sholmes" to the proper "Sherlock Holmes" who was portrayed by Viggo Larsen.
"The Secret Power" - Hardly anyone who strays into the emigrant's restaurant "Strange Bird" would suspect that the porter once was a general, the waiter a prince and the cook an admiral, and that the lady at the bar is actually the princess Sinaide forced was leaving their home.
The title of this heavily plotted German melodrama translates as "This One or None". Gitta Alpar stars as Eve, whose emotions are torn between two European princes, lifelong rivals who happen to be brothers. Eve prefers the nicer of the two princes, but this doesn't stop the other from aggressively...
In the nineteenth century a young Jewish woman living in the part of Poland controlled by Austria, meets an Austrian Count at a ball held by one of her father's business associates. After he rescues her from the unwanted attentions of a Polish army officer, they fall in love.
A young German officer's (Wolfgang Liebeneiner) life is turned upside when he tries to end his affair with a married baroness (Olga Tschechowa) after falling for an innocent young singer (Magda Schneider). French version of Ophuls' Liebelei.