Buck Bonham is a country singer on the road caught in a romantic triangle with Dyan Cannon and Amy Irving, the daughter of one of his longtime musical sidekick.

While on a business trip, Tom Phillips is in a car accident caused by a reckless driver. Tom survives the accident with but a severe chronic back injury leaves him unable to continue with his career. The Phillips' buy a motel in the California desert and Tom with his wife Peg and their two children, Tina and Jamie make the long road trip to their new home. As they approach their destination they are terrorized by reckless teenage hot-rodders looking for kicks.

A retired businessman notices that there has been a rash of ships and planes disappearing off the Florida coast, and he starts to investigate.