John Nelson, a well-to-do businessman, is escorting a woman he knows as Ethel Barry to the door of her apartment suite when a man steps out of the shadows and angrily demands to know where she has been. The embarrassed Nelson excuses himself and goes to his rooms in the same hotel. The woman rushes into his apartment followed by the man who met her in the hall. The man threatens her with violence and Nelson comes to her defense. In the ensuing fight, the man is knocked out of the window and falls to his death to the pavement many stories down. He is charged with the killing and his only witness that can prove self-defense for him has disappeared, and can not be found.
The villainous Dr. Fu Manchu races against a team of Englishmen to find the tomb of Ghengis Khan, because he wants to use the relics to cause an uprising in the East to wipe out the white race.
An American art collector, living in France in the 1870s, who loses his fortune in a stock market crash devises a scheme to get back his wealth through insurance fraud with the added consequence of potentially killing hundreds of people. His scheme is to place his art collection aboard a ship, insure the collection far beyond its value, and place a barrel of dynamite with a clock-piece timed to go off when the ship is at sea.
US marshal Lawlor (Starrett) takes on a gang of cattle rustlers headed by Taylor (Dick Curtis). His reasons are partly personal: Conway (Edward LeSaint), the cattle-baron father of Lawlor's sweetheart Madge (Meredith), has been murdered by Taylor's minions.
Reporter Sue Walker has too much inside information on the local gambling rackets to suit her sweetheart, Detective Lieutenant Jerry Brown, chief of the police Homicide Squad. When the call comes in that there has been a killing at Lefty Ross' place, a notorious gambling joint, Jerry is peeved when Sue beats him there. He discovers that gambler Jimmy Clark was killed as he answered a telephone call, and his body is riddled with bullets but Jerry can't find any weapon. Sue is amazed to see Gloria Cunningham there. Gloria's father is one of the town's leading reformers and she is engaged to District Attorney Richard Sutton. Ross decides to give Sutton all the information he needs and makes an appointment to go to Sutton's home. Once there, Ross is called to the telephone before he can give any information, and is killed in the same mysterious manner as Jimmy Clark.
A couple of crooks have repeatedly sold the Circle C Ranch to unsuspecting buyers, whom they summarily rob and kill before signing the papers. Enter Fuzzy Jones, whose cousin Luke was one of the unlucky would-be ranchers, and Rocky Cameron who goes undercover as a fellow outlaw to catch the murderers.
Cowboys side with an Indian doctor against crooks and bad water.
Millionaire Sam Winston is an unhappy man. His wife Constance lives a gay life, devoting all her time to parties; his daughter Gloria is in one scandal after another, changing husbands as often as her moods, and son Jerry spends his time getting drunk and chasing women. Sam hires gangster Johnny April to bump him off but Johnny, liking the old man, defers the killing and sets about making the family appreciate Sam.
The spirit of an executed murderer enters the body of a physician, and forces him to do its bidding--namely, murder.
Bob Ford murders his best friend Jesse James in order to obtain a pardon that will free him to marry his girlfriend Cynthy. The guilt-stricken Ford soon finds himself greeted with derision and open mockery throughout town. He travels to Colorado to try his hand at prospecting in hopes that marriage with Cynthy is still in the cards.
Military leader is appointed to local government, becomes overly despotic in his leadership.
When his son accidentally kills someone, a lawyer must defend the man wrongly charged with the murder.
In 1875 Argentina, after killing a man, a gaucho is sentenced to harsh army duty but he deserts the army and becomes a bandit leader.
Juvenile delinquents (Joyce Holden, Glenda Farrell, Harvey Lembeck) trap a neighborhood hoodlum in New York.
A man goes to his house, finds her daughter dead and hears his wife and another man plotting his killing.
Three strippers seeking thrills encounter a young couple in the desert. After dispatching the boyfriend, they take the girl hostage and begin scheming on a crippled old man living with his two sons in the desert, reputedly hiding a tidy sum of cash. They become house guests of the old man and try and seduce the sons in an attempt to locate the money, not realizing that the old man has a few sinister intentions of his own.
A surgeon transplants the heart of an ape into his ailing son with horrific results.
The San Francisco area is beset by a series of seemingly random murders without motive or pattern. The police are taunted by phone calls and letters. Could the maniac be the violent, truck driver, or the seemingly mild-mannered mailman, or even a cop?
After her husband dies in a freak plane accident, a woman leaves London for Athens to collect his generous life insurance policy. She soon discovers that others besides herself are keen to get their hands on the money - and are willing to kill for it. Meanwhile, a private investigator arrives to investigate irregularities in the claim, teaming up with a beautiful reporter.
Two twin brothers, Cláudio José and José Cláudio, definitively separate when one of them decides to leave for the big city. Years later, the second brother also started living in Rio de Janeiro. One night, he is attacked by three thugs, who kill his pregnant wife and leave him disfigured. In search of revenge, he follows in the footsteps of his brother, who will find himself working for a crime figure. And in pursuit of his discoveries, he began to wage his revenge against the criminals on the same level as he had been confronted.