Horror thriller starring Michael Gough as a scientist who injects a chimpanzee with serum from a carnivorous plant. Lost in the African jungles for over a year, Dr. Charles Decker (Michael Gough) has returned to England with Konga, a baby chimpanzee. Disappearing into his lab, the mad botanist begins work on what he believes will be his greatest achievement. Having witnessed a witchdoctor’s use of a rare carnivorous plant to produce accelerated animal growth, Decker injects Konga with the same serum – with devastating results…