“Professor Calthrop, actuated only by scientific motives, and his assistant, out for his own gain, have invented a system for the manufacture of diamonds.” - BFI.
“Jim Oakley hears in prison that his son is to be made a substitute by a gang for a rich American family's son who was kidnapped years back. He breaks jail to rescue his son but after seeing how happy his son will be with the family, he renounces his claim to boy and returns to finish his sentence in jail.” - BFI.
