A chance car accident introduces the Henderson family to the real-life Bigfoot, who is anything but a ferocious monster. He quickly becomes a true friend of the family. They're soon in a race against the clock to return "Harry' to his natural environment before the authorities capture him.

A chance car accident introduces the Henderson family to the real-life Bigfoot, who is anything but a ferocious monster. He quickly becomes a true friend of the family. They're soon in a race against the clock to return "Harry' to his natural environment before the authorities capture him.