An estranged wife shows up after a nearly 7 years of disappearance -- thought to be dead, to prevent her husband from marrying his new love until someone kills her.

The dream is unusually vivid: Bank employee Vince Grayson finds himself murdering a man in a sinister octagonal-shaped room lined with mirrors while a mysterious woman breaks into a safe. It is so vivid that Vince suspects it may have really happened. To get the dream off his mind, he goes on a picnic with some relatives. When a thunderstorm forces his party into a nearby mansion, Vince discovers that the bizarre room does exist, and it means nothing but trouble.

Cosmo Jones, a correspondence-school detective from a small town, comes to the big city to offer his services to the police. He happens by where a gangster is killed by an opposing gang. Socialite Phyllis Blake is running around with gang member Tom and the opposing gang plan on kidnapping her. Cosmo is with Sergeant Flanagan when the attempt is made in front of a night club, where a bystander is seriously wounded in the gun-battle. Police Chief Murphy blames Flanagan for the shooting and demotes him. Cosmo, with the aid of a porter, Eustace and Flanagan's fiancée, Susan, tries to find the killer. Phyllis is finally kidnapped and Cosmo decides the act was committed by one of the two gangs. He has her father place an ad in the newspaper that contact has been made with the kidnappers. Each gang thinks the other is pulling a double cross, and one gang wipes out the other.

A wealthy man hires a detective to investigate his wife's mysterious past.

A innocent dentist is murdered and the only apparent motive seems to be to steal a set of dental x-rays. To the police it looks like an accident, but private eye Brad Runyan thinks there's more to it.

Small-time showgirl poses as a stripper to infiltrate a nightclub whose owner is believed responsible for her father's murder.

Bank teller Barry Webster is driven to stealing bank funds by his mother-in-law who continually nags him about forcing her daughter Muriel to live in poverty...

Pepe Le Moko is a notorious thief, who escaped from France. Since his escape, Moko has become a resident and leader of the immense Casbah of Algiers. French officials arrive insisting on Pepe's capture are met with unfazed local detectives, led by Inspector Slimane, who are biding their time. Meanwhile, Pepe meets the beautiful Gaby, which arouses the jealousy of Ines.

When a radio star is found murdered in her home, everyone assumes that the mysterious young woman discovered with her is the culprit — everyone, that is, but newspaper reporter Jerry Beall, who sets out to prove her innocence.

Cashier and part-time starving artist Christopher Cross is absolutely smitten with the beautiful Kitty March. Kitty plays along, but she's really only interested in Johnny, a two-bit crook. When Kitty and Johnny find out that art dealers are interested in Chris's work, they con him into letting Kitty take credit for the paintings. Cross allows it because he is in love with Kitty, but his love will only let her get away with so much.

A madcap comedy about a kid sister who tries to steal her older sister's boyfriend. Her plan involves joining forces with a burglar to rob the unfortunate suitor's home.

Two reporters search for a missing body in a wax museum.

Detective Tracy rescues Tess Trueheart and Junior from a killer called Splitface.

Holmes and Watson board a passenger train bound from London to Edinburgh, to guard the Star of Rhodesia, an enormous diamond worth a fortune belonging to an elderly woman of wealth; but within the first hour of the trip, the woman's son is murdered and the diamond stolen and any of the passengers in their car could be the killer thief.

As a woman walks the "last mile" to her execution she remembers back to the incidents that got her framed for murder.

A convicted thief in Dartmoor prison hides the location of the stolen Bank of England printing plates inside three music boxes. When the innocent purchasers of the boxes start to be murdered, Holmes and Watson investigate.

A fugitive receives help from a victim's sister as he tries to clear his name of robbery and murder charges.

Joe Beck leaves Central America so that he can return to Texas and collect a large inheritance, but he picks a dangerous ship on which to travel.

The professional gambler Ross Hadley is the owner of a posh gaming establishment in the heart of New York...

Bedelia Carrington is living happily, it appears, in Monte Carlo with her husband Charlie Carrington. But a cultivated young artist, Ben Chaney, begins probing into her past with curious concern. Chaney, who is really a detective, learns that Bedelia's obsession for money has led her, in the past, to husband-poisoning for the insurance money.

A neurosurgeon relates to his students in medical school a story about an affair he had with a married woman and how after the affair was over, the woman fell out a window and died. The surgeon, suspecting that she was murdered, set out to find her killer -- but, instead of turning the suspect over to the police, he planned to take his own revenge on the murderer.

An unscrupulous private investigator with a penchant for blackmail is found dead in a car and the leading suspect is Janet Bradley, the daughter of a mayoral candidate. With the election just weeks away, shady and ruthless individuals muscle the medical officer into switching the corpse with another body. Lieutenant Sam Carson, one of the few good apples in the bunch must find a way to get to the bottom of it all.

A town is shocked when a high school girl commits suicide. A reporter and a cop team up to investigate and find out exactly what is going on among the youth of the town.

When a treasure hunter seeks a downed airplane in the jungles of Africa, he encounters one of the passenger's young daughter, now fully grown, and with a gorilla protector.

After one member of their group is murdered, the performers at a burlesque house must work together to find out who the killer is before they strike again.

One dark and stormy night, an escaped convict, an embezzler, a runaway daughter, her intended and her father, and a gangster take refuge in a remote inn called "The Black Raven" after the nickname of a second gangster who owns it; and murder ensues.

Ignored by his alcoholic parents, Jimmy Wilson starts hanging around with some shady characters. After falling in love with a lounge singer, Jimmy tries to impress her by doing jobs for her shady boss. After one of these jobs goes bad, Jimmy ends up on the run. Eventually, he must confront the truth, his past, and his parents. The judge cites parental neglect in the case of a teenager (John Miljan) charged with murder.

An old man and his sister are concealing a terrible secret from their adopted teen daughter, concerning a hidden abandoned farmhouse, located deep in the woods.

A French PR man and his girlfriend steal a lottery ticket from twin trapeze artists, prompting murder.

Art editor Madeleine Damian carries on numerous loveless affairs. After a failed relationship with advertiser Felix Courtland, the increasingly depressed Madeleine attempts suicide. When Jack Garet, her secretary and former lover, tries to blackmail her, Madeleine resigns and seeks a reclusive life. Neighbor David Cousins befriends Madeleine, but soon Courtland and Garet discover her whereabouts and disrupt her new life.