Critters (1986): When small, ravenous alien creatures known as “Crites” crash-land in rural Kansas, a family must fend them off while intergalactic bounty hunters pursue the beasts. Critters is a cult 1980s horror-comedy that mixes creature-feature thrills with sci-fi action and a sly sense of humor.

Från IMDB:
A group of small but vicious alien creatures called Crites escape from an alien prison transport vessel and land near a small farm town on earth, pursued by two shape-shifting bounty hunters.