A matter of murder has Mr Keen on the case, over a sapphire known as the star of death. A Sapphire is missing, the jeweler is murdered. What happened to…
A boy with an unusual manner, and one with quite a vocabulary, stops in Mr. Keen's office. Jimmy doesn't have a case of a missing person, but a person who…
A museum curator hires a flirtatious girl. Suddenly, in the middle of painting a copy of a portrait, she disappears. The clues for the mystery are layed out when the…
CBS net. "The Case Of The Missing Witness". Sponsored by: Anacin, Kolynos, Heet, Kriptin, Bisodol, Hills Cold Tabs. A famous fashion designer has killed her daughter's lover...or has she? Bennett…
One of the most famous characters of radio fiction, Mr Keen is on the case of another mystery. In a suburban cottage, a man and woman have a spat, when…