With its Christmas lights and dusting of snow, Kingston Falls is an idyllic small town. It’s home to Billy Peltzer (Zach Galligan), a teenager who has just received an unusual present from his father with a specific set of instructions.

In order to look after the strange, furry creature known as Gizmo, Billy has to follow three simple rules: keep him away from water, bright lights and, most importantly, never ever feed him after midnight...