In 1920s Chicago, Italian immigrant and notorious thug, Antonio 'Tony' Camonte, aka Scarface, shoots his way to the top of the mobs while trying to protect his sister from the criminal life.

Research chemist Barnaby Fulton works on a fountain of youth pill for a chemical company. One of the labs chimps gets loose in the laboratory and mixes chemicals, but then pours the mix into the water cooler. When trying one of his own samples, washed down with water from the cooler, Fulton begins to act just like a twenty-year-old and believes his potion is working. Soon his wife and boss are also behaving like children.

The lives and passions of a stock car team are revealed against the turbulent backdrop of the professional racing world.