Frank Warren is a treasury agent assigned to put an end to the activities of a powerful mob crime boss. Frank works undercover, posing as a criminal to seek information, but is frustrated when all he finds are terrified witnesses and corrupt police officers.

A gunfighter takes part in a scheme to bilk a wealthy cattle family out of half a million dollars by pretending to be their son, who was kidnapped as child.

The story of the life and career of the baseball hall of famer, Lou Gehrig.

Smith is an iron-willed railroad detective. When his friend Murray is fired from the railroad and begins helping Rebstock wreck trains, Smith must go after him. He also seems to have an interest in Murray's wife (and vice versa).

An heiress takes a job as a department store clerk.

A police lieutenant and a patriotic professional gambler, rivals in life and love, combine efforts to corner a gang of Nazi saboteurs operating out of a barber shop, in which their mutual girlfriend works, and unmask its secret leader.

Christopher Reynolds, an American flying with the R.A.F, is shot down over German-occupied Holland and is given shelter by a Dutch family. Posing as the insane husband of the daughter of the house, Anita Wolverman, Reynolds convinces the German officer quartered there, Major Zellfritz, with the necessity for her divorce decree to be granted. After the court-hearing, Anita, goes to manage a home for retired ladies and, persuaded by Reynolds, tries to gain military information from the German Officer. When her former husband escapes from the insane-asylum his exploits are blamed on Reynolds. With the help of the old ladies and Anita, who "remarries" him, Reynolds escapes to England in a stolen German airplane.

Al Goddard, a detective who works for the United States Postal Inspection Service, is assigned to arrest two criminals who've allegedly murdered a U.S. postal detective.

When an employee at an illegal gambling den dies suspiciously, her sister, Nancy, looks into the situation and falls for Johnny O'Clock, a suave partner in the underground casino. Selfish and non-committal by nature, Johnny slowly begins to return Nancy's affection and decides to run away with her, but conflict within his business threatens their plans. As Johnny tries to distance himself from the casino, his shady past comes back to haunt him.

A young girl is left with the notoriously cheap Sorrowful Jones as a marker for a bet. When her father doesn't return, he learns that taking care of a child interferes with his free-wheeling lifestyle. Sorrowful must also evade crooked gangsters and indulge in a bit of horse-thieving.

A newsman tracks down a phantom killer of murder-trial jurors.

It's World War II and there is a severe housing shortage everywhere - especially in Washington, D.C. where Connie Milligan rents an apartment. Believing it to be her patriotic duty, Connie offers to sublet half of her apartment, fully expecting a suitable female tenent. What she gets instead is mischievous, middle-aged Benjamin Dingle. Dingle talks her into subletting to him and then promptly sublets half of his half to young, irreverent Joe Carter - creating a situation tailor-made for comedy and romance.

While recovering in a hospital, war hero Jefferson Jones grows familiar with the "Diary of a Housewife" column written by Elizabeth Lane. Jeff's nurse arranges with Elizabeth's publisher, Alexander Yardley, for Jeff to spend the holiday at Elizabeth's bucolic Connecticut farm with her husband and child. But the column is a sham, so Elizabeth and her editor, Dudley Beecham, in fear of losing their jobs, hasten to set up the single, childless and entirely nondomestic Elizabeth on a country farm.