Synopsis:London lawyer Gabriel John Utterson is persuaded to investigate the sinister activities of the dastardly Mr Edward Hyde. He becomes convinced that Hyde is blackmailing his old friend, Dr Henry Jekyll, and that a master criminal is at work. To his horror, Utterson discovers that the doctor’s own researches into the duality of human nature have unleashed a murderous sociopath and set in motion a deadly chain of events that threatens to overwhelm him.