Secrets of Monte Carlo

A crime writer believes that a man imprisoned for committing the notorious "Flower Shop Murder" is innocent of the crime. He believes he knows who the actual culprit is, and sets out to befriend the man and get enough evidence to prove that he is the real killer.

A private eye (Adele Mara) and her sidekick solve the case of a dead client.

An overambitious shutterbug almost gets his lights put out permanently when he decides to snap a picture of a mob boss.

Two con artists join forces and pose as brother and sister. He then meets rich widows through the "personals" sections of newspapers, marries them, and both kill the widows for their money.

Slammin’ Sammy Menacker is killed in the ring, and Gorgeous George (in his only film appearance) is arrested for murder. Out to clear his name is his manager Lorraine and cop Ron Peterson, who was already on the scene to investigate the Mob’s influence on pro wrestling.

On an African safari with his friend Grant, Clyde Beatty plans to buy some black-maned Numbian lions from Jo Carter but her animals are wiped out by a fire. Despite interference by rival dealer Gorman, who hopes to ruin Jo, Beatty saves her business by helping her to capture an adult gorilla. (2nd story) When Grant is bitten by a tsetse fly and falls ill, Beatty heads for the nearest hospital through the territory of the dangerous Matabeles tribe. They are captured and condemned to death by Grubbs, a white man living with the tribe and stealing their gold. Using the Matabele Boy King as a shield, Beatty and Grant make an escape and Grubbs is forced to accompany them, leaving his loot behind.

Joyce Harper is an ex-Army nurse who enters police work with the L.A. Police Department, when her friend Ruby gets involved with a petty crook, Max Taylor refuses to listen to Joyce's warnings, and eventually marries the hoodlum. Joyce gets through the detailed trained required to become an L.A. policewoman, and she and her newly-assigned detective partner, Harvey Gates cleanup up a skid-row Bar-girl scheme.And she and Gates are told to get the goods on a narcotics gang ran by Richard Cott , and Ruby and Max Taylor reappear.

An airplane carrying a pair of police officers escorting gangsters to prison crash-lands in the African jungle. They are rescued from an attack by savage natives by a white woman who appears out of nowhere, and it turns out she is a lost heiress who herself crash-landed in the jungle years before.

Terry O'Rourke, an American operating a small airline in Canada, is having a tough time making a go of it; he has to cope with unfavorable weather conditions, a rocky terrain, and a large Americam company determined to buy him out at their low price. In addition, one of his primary employees is working against him. One of his airplanes is transporting a cargo of gold and the pilot arranges for the gold to be stolen. He planned to parachute to safety, letting the airplane be looted when it crashed, but a co-worker cuts his parachute cord and he is killed. O'Rourke, with the air of one of his best pilots, Kay Cameron, sets out to track down the culprits.

A Los Angeles fire captain (Roy Roberts) sends an arson-squad rookie (George Cooper) undercover.