"It begins where DR. JEKYLL & MR HYDE left off! A weird, fantastic adventure with a mad doctor who discovers how to turn animals into humans-but not how to control them! On a lonely tropical island he practices his black art! Changes wild beasts into creatures whose strangely human appearance and action hide raging animal passions! Something brand new in picture plots, with a specially selected cast, that will bring thrills to audiences and joy to exhibitors. Showmanship Plus!"