Dwight Frye

After recovering from injuries sustained in the mob attack upon himself and his creation, Dr. Frankenstein falls under the control of his former mentor, Dr. Pretorius, who insists the now-chastened doctor resume his experiments in creating new life. Meanwhile, the Monster remains on the run from those who wish to destroy him without understanding that his intentions are generally good despite his lack of socialization and self-control.

British estate agent Renfield travels to Transylvania to meet with the mysterious Count Dracula, who is interested in leasing a castle in London and is, unbeknownst to Renfield, a vampire. After Dracula enslaves Renfield and drives him to insanity, the pair sail to London together, and as Dracula begins preying on London socialites, the two become the subject of study for a supernaturalist professor, Abraham Van Helsing.

Dr. Henry Frankenstein attempts to create life by assembling a creature from body parts of the deceased. Aided by his loyal misshapen assistant, Fritz, Frankenstein succeeds in animating his monster, but, confused and traumatized, it escapes into the countryside and begins to wreak havoc. Frankenstein searches for the elusive being and eventually must confront his tormented creation.