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Movies like Agony: The Life and Death of Rasputin (1981)

As an adviser to the emperor Nicholas II, mystic Grigori Rasputin holds great influence over the empire. However, many in St Petersburg begin to regard Rasputin, with his strange practices and mesmerizing qualities, as a liability and plot his assassination. When Rasputin, known to many as the 'Mad Monk', leads Nicholas to embrace an ill-conceived military strategy, a group of determined conspirators set down a plan to eliminate him.