Duke Fergus falls for Ann 'Flaxen' Tarry in the Barbary Coast in turn-of-the-century San Francisco. He loses money to crooked gambler Boss Tito Morell, goes home, learns to gamble, and returns. After he makes a fortune, he opens his own place with Flaxen as the entertainer; but the 1906 quake destroys his place.

In 1871, professional gambler John Devlin elopes with Sandra "Sandy" Poli, daughter of Marko Poli, an immigrant who has risen to railroad tycoon. Sandy, knowing that the railroad is to be extended into Dakota, plans to use their $20,000 nest egg to buy land options to sell to the railroad at a profit. On the stage trip to Ft. Abercromb...

An eccentric wealthy family facing bankruptcy schemes to steal an inheritance, but an alcoholic ex-actor they take in for Christmas charity complicates their plan.

A Pinkerton detective goes undercover to infiltrate a gang of thieves whose boss is a feisty lady saloonkeeper. Complications ensue.

Roy Rogers, Smiley Burnette and the Sons of the Pioneers go undercover to help Texas Governor Russell Hicks stop World War II Axis sympathizers from blowing up U.S. warehouses.