Soon after being wed, American heiress Lady Pearl Grayston realizes her husband has married her for her money and is keeping a mistress. The two maintain a loveless marriage, a trade-off Pearl accepts in order to gain admittance to her husband's aristocratic social circle. While Pearl pursues her own affair with gigolo Pepi D'Costa, her visiting sister, Bessie, arrives and is appalled when Pearl's arrangement is revealed.

The Victorian wife of a mad baron waits years for a British soldier sent to Egypt.

The cunning Cardinal Richelieu must save King Louis XIII from treachery within his inner circle.

Dr. Janos Rukh discovers a certain type of radium that has almost magical healing properties. But the element has a dangerous side, too, and it has already started affecting Rukh. Consumed by paranoia, he begins to suspect that his wife is having an affair. Wild for revenge, Rukh hatches a deadly plot...using his own poisoned body as a weapon to kill.

Working in Dr. Cranley's laboratory, scientist Jack Griffin was always given the latitude to conduct some of his own experiments. His sudden departure, however, has Cranley's daughter Flora worried about him. Griffin has taken a room at the nearby Lion's Head Inn, hoping to reverse an experiment he conducted on himself that made him invisible. But the experimental drug has also warped his mind, making him aggressive and dangerous. He's prepared to do whatever it takes to restore his appearance.