The Lawnmower Man (1992)

Amazing special effects highlight this high-tech thriller that explores the frontier of the human mind. Dr. Lawrence Angelo (Pierce Brosnan), a scientist experimenting in "virtual reality," uses mentally challenged gardener Jobe (Jeff Fahey) as a guinea pig for an intelligence-enhancing project. Angelo transforms Jobe into a genius with extraordinary mental capabilities, only to have his latter-day Frankenstein monster turn on him thanks to the involvement of a mysterious agency.