Danielle Darrieux stars in this French thriller as a singer having an affair with her accompanist. When her husband dies in an automobile accident, the two lovers suspect each other of having murdered him. Soon after, they receive 45 rpm records with the dead man’s voice, threatening to come back.
A sinister criminal known only as "The Bat" attempts to locate a fortune in stolen securities supposedly hidden in the rambling mansion owned by spinster Cornelia Van Gorde.
The only son of wealthy widow Violet Venable dies while on vacation with his cousin Catherine. What the girl saw was so horrible that she went insane; now Mrs. Venable wants Catherine lobotomized to cover up the truth.
The mistress of the wealthy Henri Marcoux is murdered and the family accuses the milkman of committing the crime. But Marcoux's daughter's fiancé suspects that she may have been murdered by someone else.
A disgraced merchant marine officer elects to stay aboard his sinking cargo ship in order to prove the vessel was deliberately scuttled and, as a result, vindicate his good name.
Jonathan Drake, while attending his brother's funeral, is shocked to find the head of the deceased is missing. When his brother's skull shows up later in a locked cabinet, Drake realizes an ancient curse placed upon his grandfather by a tribe of South American Jivaro Indians is still in effect and that he himself is the probable next victim.
Two Scotland Yard detectives investigate the murder of a young woman of mixed race who had been passing for white. As they interview a spate of suspects -- including the girl's white boyfriend and his disapproving parents -- the detectives wade through a stubbornly entrenched sludge of racism and bigotry.
A California commercial pilot sees a telecast in London of an interview with Sir Mark Lodden at his home. The Canadian is convinced that the baronet is a fraud, and he is actually a look-alike actor named Frank Welney.
Both Scotland Yard and an amateur American sleuth are tracking a master criminal known as The Frog. This moniker refers to the bulging-eyed mask worn by the evildoer, and is reflected by the frog icons painfully tatooed onto the forearms of his henchmen. The trail leads to the country manor of an enigmatic, steely-eyed nabob, whose repressed son has eyes for the artistes at the Lolita cabaret, and whose lovely daughter captures the fancy of both the American playboy and the villain himself. Murder, kidnapping and seduction ensue.
Mystery writer Cornelia Van Gorder has rented a country house called "The Oaks", which not long ago was the scene of some murders committed by a strange and violent criminal known as "The Bat". Meanwhile, the house's owner, bank president John Fleming, has recently embezzled one million dollars in securities and has hidden the proceeds in the house, but is killed before he can retrieve it.
Semi-retired Michigan lawyer Paul Biegler takes the case of Army Lt. Manion, who murdered a local innkeeper after his wife claimed that he raped her. Over the course of an extensive trial, Biegler parries with District Attorney Lodwick and out-of-town prosecutor Claude Dancer to set his client free, but his case rests on the victim's mysterious business partner, who's hiding a dark secret.
Frederick Loren has invited five strangers to a party of a lifetime. He is offering each of them $10,000 if they can stay the night in a house. But the house is no ordinary house. This house has a reputation for murder. Frederick offers them each a gun for protection. They all arrived in a hearse and will either leave in it $10,000 richer or leave in it dead!