The first film adaptation of Sir Arthur Conan Doyle's classic novel about a land where prehistoric creatures still roam.

Working-class British housewife Myra Savage reinvents herself as a medium, holding seances in the sitting room of her home with the hidden assistance of her under-employed, asthmatic husband, Billy. In an attempt to enhance her credibility as a psychic, Myra hatches an elaborate, ill-conceived plot to kidnap a wealthy couple's young da...

Novelist Catherine Tramell is once again in trouble with the law, and Scotland Yard appoints psychiatrist Dr. Michael Glass to evaluate her. Though, like Detective Nick Curran before him, Glass is entranced by Tramell and lured into a seductive game.

The life of a successful radiologist spirals out of control when she sees the spitting image of herself driving down a London street. While attempting to uncover who the imposter could be, she stumbles into a terrifying mystery that her family and closest friends are somehow involved in, leaving her with no one to trust.

Four explorers are summoned to Peru by the brilliant physicist Dr Thorkel. They discover a rich source of radium and a half-mad Thorkel who shrinks them down to one-fifth their normal size when they threaten to stop his unorthodox experimentation.