The Whispering Shadow (1933)

A shadowy figure known as The Whispering Shadow orchestrates a string of crimes using a gang influenced by his control over television and radio signals. Jack Norton, haunted by the murder of his brother at the hands of this enigmatic criminal, begins to investigate. His suspicions lead him to the unsettling Professor Strang, whose wax museum features eerily lifelike figures. As Jack delves deeper, he uncovers a chilling connection between Strang and the sinister activities plaguing the city, igniting a tense battle of wits against a master of manipulation.