Beginning just before his debut as Frankenstein’s creation, this documentary compellingly explores the life and legacy of a cinema legend, presenting a perceptive history of the genre he personified. Karloff's films were long derided as hokum and attacked by censors, but his phenomenal popularity and pervasive influence endures, inspiring some of our greatest actors and directors into the 21st Century – among them Guillermo Del Toro, Ron Perlman, Roger Corman, and John Landis, all of whom and many more contribute their personal insights and anecdotes.