A gang of four would-be robbers plans to steal a fortune in currency hidden aboard the "Flying Scotsman" in a railroad stateroom by cutting through the wall of the adjacent stateroom, but find themselves up against numerous unexpected drawbacks, including interference by their fellow passengers.

To acquire a fresh supply of cadavers for use in his medical school experiments, Dr. Knox turns two of his inept students into graverobbers.

In 1826 British-ruled India, the secret Cult of Thugee demonstrates their worship of their goddess, Kali, by the mutilation and mass murder of thousands of Indians while pirating the shipments of the British East-Indian Tea Company. As the British military leaders play down the implications of the piracy and disappearances, a lone captain realizes that they are not just coincidence and sets out to uncover the source of the deviltry, at the risk of his career. Based on history.