Not much at Radio Spirits this month for the science fiction fan, but then that's true for every month.
Outer Limit - Original Air Date - 4/8/50
Fine Art of Murder - Original Air Date - 12/22/46
Blackstone, The Magic Detective
Riddle of the Red Rose
The Shadow is not really sci fi, more like fantasy, with Lamont Cranston's ability to cloud men's minds so they can't see him. Blackstone, the Magic Detective would also have to be classified as fantasy...