Decidedly darker than Tezuka’s manga, the movie is neither an adaptation of possibly that or Lang’s film but relatively an try to increase on the inspiration of the two. Not to be perplexed with Fritz Lang’s landmark 1927 sci-fi movie of the identical name, Metropolis is rather a free adaptation encouraged by Osamu Tezuka’s 1949 manga, which itself was encouraged in part by Lang’s aforementioned opus.