An atomic explosion awakens Gammera, a giant fire breathing turtle monster from his millions of years of hibernation.

A young beggar and a young prince, both bored with their lives, decide to switch places and experience the life they long for. The experiment goes haywire, with both boys in danger of being trapped in their surrogate lives.

A young hot rodder, needing money to go to college, decides to participate in an illegal drag race. He knows he has the fastest car around and so does his competitor who is willing to stop at nothing to win the large pot and begins plotting to shooting the hero. When the good driver's best friend learns of the scheme he races off to warn him. Unfortunately, the wicked driver runs him over right in front of the aspiring student's girl friend, who learns of the plot from the dying friend. The quick-witted girl saves her lover's life in one ingenious, and ultimately, gory stroke. The film was shot on location in Washington, D.C.