The movie Once Upon a Time in London dramatizes the violent reign of two notorious London gangsters, Billy Hill and Jack 'Spot' Comer, and their nationwide criminal empire that lasted until the mid-fifties, ultimately paving the way for the Kray Twins and The Richardsons.

Once Upon a Time in London
In 1930s England, the Italian Sabinis and English White family controlled the London underworld, with organized crime thriving. By World War II, Jack "Spot" and later Billy Hill rose to leadership.