Ralph Cotter, a ruthless criminal, escapes violently from a farm prison. Then, he seduces a dead inmate’s sister, gets back quickly into the crime business, faces corrupt local cops who run the city’s underworld and meets a powerful tycoon’s whimsical daughter.
A telephone repairman in Los Angeles uses his knowledge of electronics to help a bookie set up a betting operation. After the bookie is murdered, the greedy technician takes over his business. He ruthlessly climbs his way to the top of the local crime syndicate, but then gangsters from a big East Coast mob show up wanting a piece of his action.
Wealthy writer Stephen Byrne tries to seduce the family maid, but when she resists, he kills her. Long jealous of his brother John, Stephen does his best to pin the blame for the murder on his sibling. Also affected by Stephen's arrogant dementia is his long-suffering wife Marjorie.
Frank Bigelow is about to die, and he knows it. The accountant has been poisoned and has only 24 hours before the lethal concoction kills him. Determined to find out who his murderer is, Frank, with the help of his assistant and girlfriend, Paula, begins to trace back over his last steps. As he frantically tries to unravel the mystery behind his own impending demise, his sleuthing leads him to a group of crooked businessmen and another murder.
Jane, a housewife, is confronted during her daily chores by Dennis, her married lover with whom she has had a long affair. Dennis tells Jane that he has to break off their relationship. She threatens suicide, but when she picks up a shish kabob skewer, the two struggle and Dennis is stabbed in the chest and collapses. Jane hides the body in the house. Before she can leave, her brother-in-law arrives and tells her that he knows about the affair and that he has invited her husband, her lover, and his wife to her house that evening so that he can tell them about the affair.
Through a fluke circumstance, a ruthless woman stumbles across a suitcase filled with $60,000, and is determined to hold onto it even if it means murder.
Prof. Millard pretends to be dead and helps Jeff King ferret out Vulcan, the evil traitor at the science academy. Donning his Rocket Man costume King goes from one hair raising rescue to the next in order to keep the newly invented Decimator out of the clutches of Vulcan and his minions.
A war veteran suffering from amnesia, returns to Los Angeles from a San Francisco veterans hospital hoping to learn who he is and discovers his criminal past.
A gang hold a family hostage in their own home. The leader of the escaped cons is bothered by a recurring dream that the doctor of the house may be able to analyze.
When 9-year-old orphan Oliver Twist dares to ask his cruel taskmaster, Mr. Bumble, for a second serving of gruel, he's hired out as an apprentice. Escaping that dismal fate, young Oliver falls in with the street urchin known as the Artful Dodger and his criminal mentor, Fagin. When kindly Mr. Brownlow takes Oliver in, Fagin's evil henchman Bill Sikes plots to kidnap the boy.
Sandra Carpenter is a London-based dancer who is distraught to learn that her friend has disappeared. Soon after the disappearance, she's approached by Harley Temple, a police investigator who believes her friend has been murdered by a serial killer who uses personal ads to find his victims. Temple hatches a plan to catch the killer using Sandra as bait, and Sandra agrees to help.
Jesse James wants to start a new life in a new location, but quickly finds himself wrapped-up in protecting townsfolk from the machinations of evil oilmen.
An investigator from the War Crimes Commission travels to Connecticut to find an infamous Nazi, who may be hiding out in a small town in the guise of a distinguished professor engaged to the Supreme Court Justice’s daughter.
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.
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.
When beautiful Mary returns to her "whistle stop" hometown, long-standing feelings of animosity between two of her old boyfriends leads to robbery and murder.