When Barry Corvall discovers that his new bride is a possible enemy agent, he resigns from the diplomatic service to go undercover to route out an espionage ring planning to destroy American industrial capability.
In Puerto Rico to investigate a glut of contraband diamonds that are flooding the world's jewel market, Mr. Moto and his sidekick, a wrestler, find themselves involved in murders by thrown daggers, the frame-up of an overstressed Army colonel, and a pirate gang led by an unknown boss who has inside...
After his doctor informs him he will die in six months, Professor Henry Todhunter decides to spend his last days killing someone who contributes nothing but harm to society. When Henry learns that his friend Betty's husband, Michael, has been painting forgeries of ancient paintings for gallery...
We find con-man Ingraham Steward living by his wits by steering wealthy Paris visitors to sellers of fake paintings and other assorted dodges. He and his wife, Agatha, have been separated for 15 years, but he promises to give their daughter, Joyce, a lavish wedding at his "château" in France. The...
Dr. Gorman is a millionaire adventurer, traveling the world in search of dangerous game. His bored, beautiful, much younger wife entertains herself in the arms of other men. In turn, Gorman uses his animals to kill these men. When a New York City zoo suggests a fundraising gala, Gorman sees a prime...
Wall Street broker Robert Cain, Sr., is jailed for embezzling. His college graduate son Bob then turns to crime to raise money for his father's release. As assistant to mobster Mickey Dwyer, then falls for Dwyer's girl Lucky. He winds up in the same prison as his father.
Newspaper man "Scoop" Hanlon is looking for a way out of his assigned women's interest column. The one chance he has is to spend the night in the "blue room" of a haunted mansion where a number of people are gathered for a party. When one of the guests disappears from his room, "Scoop" decides to...
After Police Captain Dan McLaren becomes police commissioner, former detective Johnny Blake publicly punches him, convincing rackets boss Al Kruger that Blake is sincere in his effort to join the mob. "Bugs" Fenner, meanwhile, is certain that Blake is a police agent.
A medical school graduate takes an internship at a big city hospital, only to be subjected to a rigorous (and sometimes embarrassing) testing of his knowledge by the hospital's top dog, Dr. Leonard Gillespie.
Trixie is a female pilot looking to win a big race to advance her career. During one race, however, her plane becomes damaged, and she needs help to repair it. She meets a Navy pilot named "Tex" Price and tries to gain his aid. Tex soon meets another pilot, Gerry, a novice who seeks to win an...
The night before his grandson, Tommy Grayson, a mechanic at the Midland Aircraft Corporation, is to marry Gail, a former showgirl, Major Matt Grayson, a war veteran and watchman at the plant, catches two men breaking into the machine shop. The men run, but the major shoots one of them.....
