A series of unexplainable accidents befall the people and companies responsible for developing the world's first supersonic airliner. A British agent is sent to investigate and with the help of another agent uncovers a plot masterminded by Carl Petersen who stands to gain eight million pounds if the aircraft is not ready by a certain date.

A young man travels to Prague to join his new employer, unaware that he is being used as an espionage courier.

When Watson reads from the newspaper there have been two similar murders near Whitechapel in a few days, Sherlock Holmes' sharp deductive is immediately stimulated to start its merciless method of elimination after observation of every apparently meaningless detail. He guesses right the victims must be street whores, and doesn't need long to work his way trough a pawn shop, an aristocratic family's stately home, a hospital and of course the potential suspects and (even unknowing) witnesses who are the cast of the gradually unraveled story of the murderer and his motive.

Mystery writer Sian Anderson leaves her boyfriend John for three weeks of intense writing in the isolated Greek town of Monemvassia. Upon her arrival in the ancient, deserted, walled-in fortress, she is met by Elias Appleby, the round eccentric landlord who guides her through mysterious underground passageways to the house where she will work. He warns her to stay inside at night because of the killer winds that arrive after dark.

Phillip Calvert is a British Treasury secret service agent assigned to stop the ruthless pirating of millions in gold bullion off the western coast of the Scottish highlands. His search takes him to the small port town of Torbay on the Isle of Torbay where numerous fishing boats, yachts and people have been mysteriously disappearing. A trail of deceit and subterfuge leads him to Cypriot tycoon and shipping magnate Sir Anthony Skouras and his beautiful wife, Charlotte aboard their luxury yacht anchored off the coast, who may hold the answers to the truth.