High drama, set in the English moorland of the 1600s. John Ridd wants revenge on the criminal Doone family, but falls in love with the daughter of the family, Lorna.

British Egyptologist, Professor Morlant, seeks immortality through the power of a jewel buried in the tomb of an Oriental idol. Upon his death, Morlant returns to earth to seek vengeance…

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.