Nathaniel Pickman Wingate has opened a gateway to another dimension using equations and equipment in his basement laboratory. His wife, Nancy, wants him to get ready for his own birthday party. He wants his son Sam to help him. Sam is up in his room looking at pictures of Jasmine on his computer, and a poster of her arrives which he puts in his closet. Although it is Nathan's birthday, the family is enthralled by a visit from Cousin Desmon, who is now a count in Liechtenstein. While Sam is away getting equipment for his father with his friend Alex, his father gets sucked into the other dimension, and a creature from the parallel universe escapes, pursued by another. The first temporarily traps the second with its spit, attacks Desmon, and becomes a duplicate, absorning his thoughts from the unconscious body. The other manages to get free, and unable to find a human to mimic, finds the poster of Jasmine...
At an elite, old-fashioned boarding school in New England, a passionate English teacher inspires his students to rebel against convention and seize the potential of every day, courting the disdain of the stern headmaster.
An Australian couple take a sailing trip in the Pacific to forget about a terrible accident. While on the open sea, in dead calm, they come across a ship with one survivor who is not at all what he seems.
In the opening chase, Martin Riggs and Roger Murtaugh stumble across a trunk full of Krugerrands. They follow the trail to a South African diplomat who's using his immunity to conceal a smuggling operation.
A country boy becomes the head of a gang through the purchase of some lucky roses from an old lady. He and a singer at the gang's nightclub try to do a good deed for the old lady when her daughter comes to visit.