Horror · Dr. Jekyll faces horrible consequences when he lets his dark side run wild with a potion .. Lesser talents began the talkies much the same as silent films began: with a static camera. The sound is still creaky, as usual, with awkward. Horror · Dr. Jekyll, unable to stop himself from transforming into the murderous Mr . Hyde, wants his attorney to secure him a speedy trial, a guilty verdict and a. Sci-Fi · Dr. Henry Jekyll experiments with scientific means of revealing the hidden, dark side of man and releases a murderer from within himself.