Dusty is a cropdusting plane who dreams of competing in a famous aerial race. The problem? He is hopelessly afraid of heights. With the support of his mentor Skipper and a host of new friends, Dusty sets off to make his dreams come true.

In order to protect the reputation of the American space program, a team of NASA administrators turn the first Mars mission into a phony Mars landing. Under threat of harm to their families the astronauts play their part in the deception on a staged set in a deserted military base. But once the real ship returns to Earth and burns up on re-entry, the astronauts become liabilities. Now, with the help of a crusading reporter, they must battle a sinister conspiracy that will stop at nothing to keep the truth hidden.

Mike and Danny fly a cropduster, but because of Danny's gambling debts, a local sheriff takes custody of it. Trying to earn money, they hitch-hike to the World's Fair in Seattle and, while Danny tries to earn money playing poker, Mike takes care of a small girl whose father has disappeared. Being a ladies' man, he also finds the time to court a young nurse.

The beauty of the land cannot mask the brutality of a farm town. As harvest draws near, Betty confronts a terrifying new reality and will go to desperate lengths to save her family when they are threatened with being forced from their land.