When a small town is overrun by the gang run by the villainous Hoyt Killian, a sheriff is forced to hire famed outlaw Jesse James. Its outlaw versus outlaw and to the winner goes the town and it's secret treasures.

After becoming injected with a formula derived from an alien ship, a lab gorilla escapes from his containment and befriends two young boys. The alien formula causes the gorilla to grow to gargantuan size and rampage throughout the ci