Ygor resurrects Frankenstein's monster and brings him to the original doctor's son Ludwig for help. Ludwig, obsessed with the idea of restoring the monster to full power, is unaware that his various associates all have different ideas about whose brain should be transplanted into the monster's skull.
The Ghost of Frankenstein
Dr. Frankenstein's plans to replace the brain of his monster are hijacked by his scheming and malevolent assistant Ygor.
