The Price of Head

While on vacation at a resort hotel in the West Indies, Miss Marple correctly suspects that the apparently natural death of a retired British major is actually the work of a murderer planning yet another killing.

A town busybody is poisoned at a busy reception in the home of famous film star Marina Gregg. The poisoned drink seemed intended for Marina, but Miss Marple is not so sure. She sets out to discover the true identity of the killer before he or she can strike again.

During a murder hunt game at a country house, to which Hercule Poirot is invited as an "expert", a real murder occurs.

Travelling on the 4.50 from Paddington, Mrs McGillicuddy witnesses a murder on a passing train - but where is the body?

Early in his crime-solving career, Sherlock Holmes attempts to prevent Moriarty from cornering the heroin market.