London's East End 1969. Based on real events. Two chancers 'find' a lump of Uranium and crisscross Europe to find a buyer. Accompanied by Danny's girl, the lovely Carole. They encounter a diverse cast of bizarre characters, all trying to steal the 'Hot Potato', but a deal agreed inside the Vatican has the co-conspirators confounding each other. The story twists and turns to an exciting and unexpected finale.