On a train headed for England a group of travelers is delayed by an avalanche. Holed up in a hotel in a fictional European country, young Iris befriends elderly Miss Froy. When the train resumes, Iris suffers a bout of unconsciousness and wakes to find the old woman has disappeared. The other passengers ominously deny Miss Froy ever existed, so Iris begins to investigate with another traveler and, as the pair sleuth, romantic sparks fly.

An American reporter smells a story when he is stranded in an Iron Curtain country where the local dictator is using gamma rays to transform children into mutated henchmen.

A rocket engineer, responsible for sending a satellite into space, is accused of committing the most extraordinary crime.

A compilation of 3 stories, "The Wedding Gift", "The Thief of London" and "The Final Twist". Originally part of the Danziger Brothers series "Calling Scotland Yard"

During a holiday by the British seaside, Hornleigh and Bingham grow bored and turn their hand to investigating a local crime.

A newspaper reporter keeps beating the police to clues in a current murder case. This makes the police think he may be involved in the crime.

An heiress suddenly vanishes! A detective comes to the forlorn mansion of the missing heiress's wheel-chair-ridden uncle to discover the secret behind the disappearance.

An Englishman has been working in the US so long he now speaks with an American accent. He is drafted into the British Army during WWII but is injured and loses his memory. Because he talks like an American, the doctors repatriate him to the States where he is housed with a New York family. After the war they all travel throughout Europe, searching for the women he still remembers in the hope of restoring his lost memory

Kate is secretary to Lord Flamborough. But she is also leader of a criminal gang. Can Mike Pemberton catch her red-handed?

The host of a radio crime show finds himself mixed up with real gangsters after he re-creates a notorious murder on the air. He uses his knowledge of criminology to foil the gang's wicked scheme.