The Devil-Doll is a 1936 American horror film directed by Tod Browning and starring Lionel Barrymore and Maureen O'Sullivan. The film was loosely influenced by the novel Burn Witch Burn! (1932) by Abraham Merritt. It has become a cult film.
A French scientist is worried about human overpopulation. He creates a formula able to shrink humans, in order for the planet's resources to last longer. He dies shortly after a prison escape, and his former cellmate decides to use the formula in a revenge scheme. The former prisoner targets the people who had originally framed him for bank robbery and murder.