An anthropologist and an alcoholic helicopter pilot discover a race of predatory reptile men in the jungles of South America.\
Two years after the Westworld tragedy in the Delos amusement park, the corporate owners have reopened the park following over $1 billion in safety and other improvements. For publicity purposes, reporters Chuck Browning and Tracy Ballard are invited to review the park. Just prior to arriving at the park, however, Browning is given a clue by a dying man that something is amiss.
A cross-country road race is based on an actual event, the Cannonball Baker Sea to Shining Sea Memorial Trophy Dash, organized by Brock Yates to protest the 55 mph speed limit then in effect in the U.S. The Cannonball was named for Erwin G. "Cannonball" Baker, who in the roaring 20's rode his motorcycle across the country. Many of the characters are based on ruses developed by real Cannonball racers over the several years that the event was run.
Rebelling against his dreary life in a small Arizona town, salesman Nick abandons his girlfriend, Beth, and strikes out onto the highway in search of... something else. Encouraged by her best friend, Carol, Beth reluctantly accepts the romantic attentions of Sid, a local housepainter.