Two teachers, man-hungry Doris and restrained Marian, visit the Yorkshire moors a year after friend Evelyn disappeared there. On a stormy night, they take refuge in the isolated cottage of Stephen, one-time pianist shell-shocked in the Spanish Civil War. Doris flees as soon as the flood subsides; but Marian's suspicions about Evelyn's fate, in conflict with her growing love for Stephen, prompt her to stay on among the misty bogs.
When John North, a budding author, pulls the communication cord of a late night train that is taking him away on a weekend with his publishers wife, he sets in motion a series of events that lead to a train crash, a murder and a police man hunt, but all is not what it seems.
In England, an eccentric police inspector, an earnest test pilot and a spunky female reporter team up to solve the mystery of a series of test aircraft which have disappeared without a trace while over the ocean on their maiden flights; unaware, as they are, that a spy ring has been shooting the planes down with a ray machine hidden aboard a salvage vessel which is on hand to haul the downed aircraft aboard, crews and all.
N/A
While vacationing in St. Moritz, a British couple receive a clue to an imminent assassination attempt, only to learn that their daughter has been kidnapped to keep them quiet.
