When the mystical Russell Nash (Christopher Lambert) kills a man in a sword fight in a New York City parking lot, he leaves a sliver of an ancient weapon lodged in a car in the process. After brilliant forensics specialist Brenda Wyatt (Roxanne Hart) recovers evidence of the mysterious weapon, she and her partner, Lt. Frank Moran (Alan North), embark on an investigation Of Nash that will land them in the middle of a dangerous, centuries-old feud between powerful immortals.
In this sequel set eleven years after “The Terminator,” young John Connor (Edward Furlong), the key to civilization’s victory over a future robot uprising, is the target of the shape-shifting T-1000 (Robert Patrick), a Terminator sent from the future to kill him. Another Terminator, the revamped T-800 (Arnold Schwarzenegger), has been sent back to protect the boy. As John and his mother (Linda Hamilton) go on the run with the T-800, the boy forms an unexpected bond with the robot.
After his childhood buddy is murdered while visiting Detroit, rebellious cop Axel Foley (Eddie Murphy) follows the leads to Beverly Hills, Calif., under the auspices of a vacation. He checks in with old friend Jenny Summers (Lisa Eilbacher) and starts to believe her boss, art dealer Victor Maitland (Steven Berkoff), might somehow be involved in the murder. However, Lt. Bogomil (Ronny Cox) of the Beverly Hills Police Department does not trust Foley and hinders his search for evidence.
When bratty 8-year-old Kevin McCallister (Macaulay Culkin) acts out the night before a family trip to Paris, his mother (Catherine O’Hara) makes him sleep in the attic. After the McCallisters mistakenly leave for the airport without Kevin, he awakens to an empty house and assumes his wish to have no family has come true. But his excitement sours when he realizes that two con men (Joe Pesci, Daniel Stern) plan to rob the McCallister residence and that he alone must protect the family home.
New York City policeman John McClane (Bruce Willis) is visiting his estranged wife (Bonnie Bedelia) and two daughters on Christmas Eve. He joins her at a holiday party in the headquarters of the Japanese-owned business she works for. But the festivities are interrupted by a group of terrorists who take over the exclusive high-rise, and everyone in it. Very soon McClane realizes that there’s no one to save the hostages — but him.