Phantasm
Phantasm: the delusion of a disordered mind, a phantasm, a spirit, a ghost!
Early outing from Don Coscarelli (Beastmaster, Bubba Ho Tep) in which a sinister undertaker known as "The Tall Man" steals people, shrinks them down and sends them through a portal into a hell dimension where they work as dwarf slaves. Anyone getting in the way gets chased by his silver death balls, shiny spheres with spikes that attach to your...