Before MetropolisIn 1927 German filmmaker Fritz Lang brought to the screen one of the most ground-breaking sci-fi melodramas of all time based on the screenplay he co-wrote with his wife, novelist Thea von Harbou. Set in a futuristic urban dystopia, the story follows the attempts of Freder, the son of the city's ruler, and Maria, a citizen of the lower levels, to bridge the gulf separating the economic classes of the city. It is regarded as a classic...