The second installment of the ongoing crime mystery. Mr. Keen has learned that aunt Amy is the shrieking prisoner, and that aunt Martha is responsible for keeping her locked away,…

In a lonely old home, a young man enters a darkened house, and calls for his aunts. A shrieking breaks the silence in the home. A gun is fired, and…

Spend the night in a spooky mansion with Mr Keane, and the eccentrics in the family to solve a murder mystery.

As Mr. Keen and his assistant do office chores, his secretary is late, and has a mysterious story to tell. She brings in a neighbor who is sure that her…

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 laid out when the…

CBS net. “The Case of The Missing Witness”. Sponsored by: Anacin, Kalymnos, Heet, Kriptin, Bisodol, Hills Cold Tabs. A famous fashion designer has killed her daughter’s lover…or has she? Bennett…

Mr. Keen, Tracer of Lost Persons. January 6, 1944. CBS net. “The Case of The Moonless Night”. Sponsored by: Anacin, Kalymnos, Heet, Kriptin, Bisodol, Hills Cold Tabs. Mr. Keen’s in…

Mr Keen and his assistant get ready to call it quits for the day. Before he can leave though, the cleaning lady needs to talk with Mr Keen about a…