Adventures of Superman, Vol. 2

It's a bird! It's a plane! It's six exciting episodes of The Adventures of Superman!
In this exciting serial, which aired from March 4 to 15, 1940, Superman cracks the case of the North Star Mine swindle. Clayton "Bud" Collyer plays the dual roles of Superman and Clark Kent, as he did for more than 2,000 episodes.

The Adventures of Superman was a radio mainstay until its final episode in March 1951.