A Parisian tailor goes to a château to collect a bill, only to fall for an aloof young princess living there.
A middle-aged magician is in love with his beautiful young assistant. She, on the other hand, is in love with the magician's young protege, who turns out to be a bum and a thief.
The daughter of a Kentucky colonel returns from her European finishing school to help prove his innocence as he is accused of killing a major with whom he had a feud over money.
In this movie serial Professor Sturgess invents a miraculous engine which can draw unlimited power from the atoms of the air. When the professor is killed, his daughter and her fiance must fight to keep the secret of the power engine out of the hands of evil Weston Dore and his henchmen.
A well-known sextet has been invited to a society gathering, and when one of them turns up missing, their manager asks Dodo to fill in. At the party, she meets four new men. She's smart enough to steer clear of two of them -- corrupt society leader Albert Sasson and powerful newspaper publisher Harrigan Blood. Instead she becomes passionately involved with Judge Massingale. The man who really steals her heart, however, is Garry Lindaberry, who seems to be a hopeless drunk.
Santussa, an orphan who becomes separated from her nurse en route to America to live with her grandfather, is cared for by gangsters who hide their stolen jewels in her ragdoll. In New York, Big Mike, finding Santussa a nuisance, dumps her and the doll in a trash can, where a newsboy finds her. After several adventures, Santussa finds her grandfather, the jewels are handed over to customs officials, and the gang of crooks is reformed.
World War I veteran Jack Dunbar who, like a lot of veterans then and now, is finding it hard to land a job. When he fixes the broken down auto of the newly rich Nicholas Small, he finally runs into some luck. The blustery Small explains that the way to get ahead is to blow your own horn, and then he takes Dunbar to an estate, where he is introduced as a millionaire.
The world's finest ruby was stolen from the bride of Prince Kassim's great-grandfather several generations ago in India by a marauding rajah. It's now several decades later and the British have conquered India, and one day the ruby shows up for sale by a wealthy London jeweler, Sir John Garnett. Garnett has his own problems--there have been a rash of thefts of his wife's jewels, and he hires a private detective named James Brett to investigate.