Wealthy young socialite Diane Wyman squanders her fortune and becomes involved in a scandalous raid at a wild party. Her legal guardian, a lecherous old man who has the hots for her, hires a private detective to spy on her. He tails her to a train headed for New Orleans, but she catches on to him. She befriends a young woman aboard the train and they both give the private eye the slip. What Diane doesn't know, however, is that that her newfound friend is actually a notorious criminal known as The Moth, and she has her own reasons for helping Diane escape--she, too, is being tailed by a detective, who's after a cache of jewels she's stolen.

Detective Guy Johnson's client, Willie Heywood, is framed for murder. While Guy hides him so he can catch the real killer, both of them are nabbed by the police, tried, convicted and sentenced to jail: Guy for a year with Willie to be executed. On the way to jail, Guy comes across a clue and escapes from the police.

In Kronberg, Ruritania, the planned wedding of Queen Regina and Prince Wolfram is disrupted when the prince falls in love with Patricia Kelly, a beautiful orphan at the convent. The prince kidnaps Patricia and takes her to the palace, but the queen drives her out. After a botched suicide attempt, Patricia unwillingly allows her scurrilous aunt to marry her off to a decrepit scoundrel. Undaunted, Wolfram follows Patricia to her new home in East Africa.

Chester Beatty and Tessie Weeks have been engaged for 5 years and going together for 15 years before that. Chester is reluctant to burden Tessie with marriage because of his secret problem. He is a sleepwalker. When Tessie finally does rope Chester into marriage, he can't get time off from his boss of 26 years, Mr. Frisbee. To resolve the problem, Chester sets out to impress his boss by securing a big sales contract of glass eyes. He takes Tessie and follows the rich doll company owner Horace B. Stanton to a lakeside resort and befriends him. However, his sleep-walking makes him a prime suspect in a thievery/murder case.

A gentle botany student has to toughen up to replace his father as chief of police.

A sleazy lawyer gains clients by showing up at terrible accidents. His boss, determined to stop him, hires a pretty girl to cozy up and coerce the truth out of the ambulance-chaser. Unfortunately, the boss doesn't count on the romance factor and sure enough, love blossoms between the girl and the shyster.

A cowboy detective goes up against a gang of big-city thugs trying to set up a protection racket out west.