New Moon is the name of the ship crossing the Caspian Sea. A young Lt. Petroff meets the Princess Tanya and they have a ship board romance. Upon arriving at the port of Krasnov, Petroff learns that Tanya is engaged to the old Governor Brusiloff. Petroff, disillusioned, crashes the ball to talk with Tanya. Found by Brusiloff, they invent a story about her lost bracelet. To reward him, and remove him, Brusiloff sends Petroff to the remote, and deadly, Fort Darvaz. Soon, the big battle against overwhelming odds will begin.

Police Chief Jim Fitzpatrick is after gangster Sam Belmonte. He uses his police detective brother Ed to watch over Daisy who is associated with Belmonte but things don't go as planned.

A society gigolo goes after a rich mother and her daughter, but tries to find true happiness with his girlfriend, who is neither rich nor in "society."

Jim Hutton and Mary Archer are two liberals who are content to remain faithful to each other in spirit only. They are married with all the ritual of a church wedding, the bride believing that each should be allowed perfect freedom in personal contacts. Complications arise when these ideals are put into practice.

A young Russian woman marries a wealthy Englishman, and has a daughter with him. After she has an affair with one of his friends, she is forced to leave Britain and moves to Paris. Many years later, her daughter approaches her, needing her help.

When Captain Howland decides that his daughter Tess is getting a bit to old to continue to go to sea with him, they move into a small cottage on the coast of Maine, but not for long. A local millionaire, Frederick Garfield, lays a false claim to the property and has them evicted. Later, when Tess saves a young man about her age from drowning, she is a bit dismayed to learn that he is Garfield's son. But when her father is jailed on a false-accusation charge of murder, the younger Garfield comes to their aid and proves he himself.

New York City tenement dwelling neighbors Blondie and Lottie are longtime best friends. When Lottie makes the cast of the Follies and moves up in the world, she arranges for Blondie, as well, to join the cast and gain the advantages. But the friendship goes awry when Lottie's sweetheart, wealthy Larry Belmont, falls for Blondie and she for him.

A Depression-downtrodden waif uses her brains instead of her body to rise from tyro con artist to crime boss.

A wisecracking New York reporter intrudes on a research scientist's quest to unmask The Moon Killer.

A terminally ill woman and a debonair murderer facing execution meet and fall in love on a trans-Pacific crossing, each without knowing the other's secret.

During World War I, German spies will stop at nothing to spy on the allied war plans stored at Gibraltar.

Following a killing and robbery in a big city back east, gang leader Kedge Darvas and some of his henchies take a train to a small western town in Idaho, with intentions of hiding out there until things cool down back in Chi or NYC, or wherever they lammed from.They are welcomed with open arms by the citizens under the impression they are there as capital investors with money to spend. Before long, Darvas figures the town is ripe for the taking and sends word for reinforcements, and each arriving train unloads a few suits and snappy-brim hats.Then they get rough, kill Sheriff Posey Meed and rile up the citizens, led by cowhand Brad Farley, who had Darvas spotted for a wrong number just by the way he made moves on Sue Vancey.