Stroud is convicted in Alcatraz for the rest of his life. Out of the blue, stroud rescues a sparrow and raises him until he can fly, which he can find the motivation for his life raising & caring for birds.
A pickpocket inadvertently takes a piece of top secret microfilm of a Communist agent when he intends to pick a purse for money. From that very moment, his death is seemingly warranted, since he becomes the prime target of the Communist spy ring.
Pickup on South Street