Booby Trap 1957

Source: DVD 576p 3,000 kbit/s. Tony Quinn has invented a bomb that fits inside a fountain pen, and has devised it so that when the cap is off, the sound of Big Ben tolling the hour will set it off. Then he has lost the suitcase containing it. Henry Fowler and Patti Morgan have found the case and pawned it. Quinn tracks them down and offers them thirty pounds for its return.