During the Austrian-Prussian war, Anna Marie is a dancer who is forced to flee her country after she is accused of being a spy. She ends up in a lawless western town in Arizona, where she uses her charms and dancing skills to transform herself into "Salome" during her dance routines.

Kit Madden is traveling to Hollywood, where her best-selling novel is to be filmed. Aboard the train, she encounters Marines Rusty and Dink, who don't know she is the author of the famous book, and who don't think much of the ideas it proposes. She and Rusty are greatly attracted, but she doesn't know how to deal with his disdain for the book's author.

After two gang-related killings in "Center City," a suspect (who was framed) is arrested, released on bail...and murdered. Inspector Briggs of the FBI recruits a young agent, Gene Cordell, to go undercover in the shadowy Skid Row area (alias George Manly) as a potential victim of the same racket. Soon, Gene meets Alec Stiles, neurotic mastermind who's "building an organization along scientific lines." Stiles recruits Cordell, whose job becomes a lot more dangerous.

In 1924, stage-struck Boston blueblood Hannah Adams picks up musical star Tim O'Connor and takes him home for dinner. One thing leads to another, and when Tim's show rolls on to Chicago a new Mrs. O'Connor comes along as incompetent chorus girl. Hollywood beckons, and we follow the star careers of the O'Connor family in silents and talkies.

Canadian Mountie Steve Wagner captures a German Luftwaffe officer on a spy mission, who later escapes from the prison camp. To catch the spy ring, the Mounties employ a ruse so that the spies, believing Steve to be sympathetic, enlist him in their plans.

Hobos encounter a sadistic railway conductor that will not let anyone "ride the rails" for free.

The Black Rebels Motorcycle Club ride into the small California town of Wrightsville, eager to raise hell. Brooding gang leader Johnny Strabler takes a liking to Kathie, the daughter of the local lawman, as another club rolls into town.

Billy Wade is an ex-gunslinger who is approached by his outlaw brother Matt, not long out of prison, to help him with a big-time robbery. Matt forces Billy's participation with an offer he cannot refuse, unaware that Billy is actually working on the side of the law.

Circa 1861, Angelina, ruling countess of an Italian principality, is at a loss when invaded by a Hungarian army. Her lookalike ancestress Francesca, who saved a similar situation 300 years before, comes to life from a portrait to help her descendant. Complicating factor: the newlywed countess feels strangely drawn to the handsome invader...

Secret Service agents make a deal with a counterfeiting inmate to be released on early parole if he will help them recover some bogus moneymaking plates, but he plans to double-cross them.