Los Angeles SWAT cop Jack Traven is up against bomb expert Howard Payne, who's after major ransom money. First it's a rigged elevator in a very tall building. Then it's a rigged bus--if it slows, it will blow, bad enough any day, but a nightmare in LA traffic. And that's still not the end.
In the later 1960s, two hippies are forced to leave their friends as they are wanted by the FBI, who sees them as criminals. They hide in the jungle for 20 years, secluded from the outside world. In the later 1980s, the find out that a secret war is about to start in the US, and decide to return to New York to tell someone about it.