J.B. Ball, a rich financier, gets fed up with his free-spending family. He takes his wife's just-bought (very expensive) sable coat and throws it out the window, it lands on poor hard-working girl Mary Smith. But it isn't so easy to just give away something so valuable, as he soon learns.

A mystery writer is intrigued by the tale of notorious criminal Dimitrios Makropolous, whose dead body was found washed up on the shore in Istanbul. He decides to follow the career of Dimitrios around Europe, in order to learn more about the man. Along the way he is joined by the mysterious Mr. Peters, who has his own motivation.

Slip and Sach are working as cleaners in a high rise building. They enter an office to clean it when a messenger hears them use Slip's given name, Terrance Mahoney. The messenger has a letter for "Terrance Mahonoey, Esq." and mistakenly delivers it to Slip. The letter informs Slip that he has inherited a mansion in Long Island. The boys then make their way to the mansion and find that it is inhabited by diamond smugglers. The real owner of the house shows up and helps save the day and defeat the smugglers and gives the boys the house as a reward.

A decoding expert tangles with enemy spies.

In post-war Europe, a diverse group of passengers aboard a U.S. Army train to bombed-out Frankfurt becomes involved in a Nazi assassination plot.

In China, a singer and a journalist meet while traveling on a train attacked by bandits.

An American posing as a Russian prince woos a visiting Ohio heiress.

When war is declared in 1914, glamorous Russian Carla Vanirska manages to get to Vienna from Luxembourg, with the help of Captain Rudolph Ritter of the Austrian army. Meanwhile, Ritter is assigned to detect the identity of a spy.

A colonel of the French army in North Africa believes his brother, a sensitive musician, to be in love with the colonel's wife and so arranges for his brother to be drafted into the colonel's own corps. Unknown to either is the fact that the colonel's wife is actually an Arab spy.

While working on a novel in his country home in Connecticut, married writer Tony Barrett develops romantic feelings for Manya Novak, the daughter of a neighboring farmer. Manya is unhappily engaged to Frederik Sobieski. After a snowstorm, Tony and Manya get trapped together in his house overnight. The next day, Manya's father insists that her wedding to Frederik take place in spite of Manya's misgivings. Drunkenness and jealousy result in tragedy at the wedding reception that night.