Phyllis Dietrichson is trapped in a loveless marriage to a man who inspires in her nothing but contempt, but rather than leave him Phyllis decides to kill him and collect on the insurance policy she's had set up with the help of her lover, and naive partner in crime, insurance salesman Walter Neff. The only flaws in their plan are the company's reluctance to pay out so much, the diligence of Neff's increasingly suspicious colleague, (and his 'little man'), and the exemplary ruthlessness of Ph find out more...

In order to get away from their busy lives, the Wilson family takes a vacation to Santa Cruz, California with the plan of spending time with their friends, the Tyler family. On a day at the beach, their young son Jason almost wanders off, causing his mother Adelaide to become protective of her family. That night, four mysterious people break into Adelaide's childhood home where they're staying. The family is shocked to find out that the intruders look like them, only find out more...