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.

The year is 1880. On the outskirts of the fictional small Scottish town of Levenford there stands a strange building, half cottage, half castle, embraced with thick stone walls. The townsfolk nickname the fortress "Hatter's Castle", for James Brodie, the man who built it. Brodie is a hatter who keeps the members of the family in fear and submission; he is brutal, arrogant, selfish and cruel. His wife, who has long been ailing, and his daughter Mary, are in awe of him. His son Angus, aged 15, alone dear to his heart, suffers under his love as the others suffer under his sternness.

A British policeman (John Gregson) tries to find a rich man's (Alec Clunes) son before a kidnapper's (Robert Shaw) time bomb blows.

A hunt for a spy in a hotel in the South of France just before World War Two.

When Richard Logan, the partner in a safe making firm, is found unconscious, on an old deserted bomb site, he finds that he has no recollection of the last three weeks. Then he discovers that the private detective, hired by his wife, has been found murdered, and a safe that his firm installed in a large country house, has been cleverly opened, and the contents are missing. So with the help of his wife, he sets out to uncover the truth.

The story of a harbor signalman who retrieves a suitcase full of money after witnessing a murder, fails to report it to the police, and finds himself the object of murderous and mercenary interest.