First, it was a giant gila monster, then giant killer shrews and now, giant killer grasshoppers. Actually, "Beginning of the End", which premiered on June 28, 1957, came about 2 years before the other two.
Atomic testing has turned grasshoppers into gigantic beasts and they are closing in on Chicago. This Bert I. Gordon "classic" starred a predictably stoic Peter Graves. At least until he picks up an automatic rifle.
One of the best lines: "You can't drop an atom bomb on Chicago!"
