Chester Wooley and Duke Egan are travelling salesmen who make a stopover in Wagon Gap, Montana while enroute to California. During the stopover, a notorious criminal is murdered, and the two are charged with the crime.

In this action film, a courageous test pilot works with experimental aircraft for the US Armed Forces. When an important airplane manufacturer dies, his daughter is left to run the company. The company seems to be producing dangerous prototypes, so the woman decides to close the company.

Walter Mitty, a daydreaming writer with an overprotective mother, likes to imagine that he is a hero who experiences fantastic adventures. His dream becomes reality when he accidentally meets a mysterious woman who hands him a little black book. According to her, it contains the locations of the Dutch crown jewels hidden since World War II. Soon, Mitty finds himself in the middle of a confusing conspiracy, where he has difficulty differentiating between fact and fiction.