Travelling back home from London on an inter-city train after collecting a cheque for a big football pools win, a woman appears to die suddenly of poisoning - just after sharing tea with her family in the buffet car.
An old army general is shot dead in his study - and the final chapter of his war memoirs, which were soon to be published, is stolen. What murky secrets were to be revealed in the final chapter that would prompt someone to murder him?
In the trenches of the World War Two battlefields, Captain Blake has suspicions that the death of his battalion's abrasive Sergeant Morris wasn't caused by the enemy.
A valuable painting appears to have been stolen from a manor house, and replaced by a forgery. Who can the person be who is responsible for this artful crime?
A jewelry theft at a costume party goes wrong, and the wife of the host is accidentally murdered by the burglar - who happens to be wearing a gorilla outfit. Who is the felon behind the mask that's responsible for this dastardly monkey-business?