Mr.Keen,Tracer of Lost Persons!

When Mr. Keen, Tracer of Lost Persons first debuted over the Blue Network on October 12, 1937, the shows title accurately described Keens stock-in-trade; the kindly old investigator tracked down individuals who had mysteriously vanished, leaving behind their families, homes, jobs and other day-to-day activities. 5- Introducing , All new user portal that let you add episodes to your favourite list and later listen them from any of our other apps.6- More social now - Find people to follow and send them messages , privately.