Two children persuade their father, an inventor, to purchase and restore an old car which turns out to have magical powers.

Two children persuade their inventor father to purchase and restore an old car which turns out to have magical powers.

Mr. Gumpy's human and animal friends squash into his old car and go for a drive -- until it starts to rain.

Mr. Gumpy's human and animal friends squash into his old car and go for a drive -- until it starts to rain.