After receiving an exotic small animal as a Christmas gift, a young man inadvertently breaks three important rules concerning his new pet, which unleashes a horde of malevolently mischievous creatures on a small town.

A showman introduces a small coastal town to a unique movie experience and capitalizes on the Cuban Missile crisis hysteria with a kitschy horror extravaganza combining film effects, stage props and actors in rubber suits in this salute to the B-movie.