When does Metropolis return?

The film was directed by Rintaro, written by Katsuhiro Otomo, and produced by Madhouse, with conceptual support from Tezuka Productions. In the wealthy plutocratic city of Metropolis, humans co-exist with robot laborers designed to build and maintain the city. Duke Red, Metropolis's wealthiest citizen, celebrates the completion of a massive military/scientific complex, "The Ziggurat" Duke Red plans to use Tima as the central control unit for a powerful nuclear superweapon hidden at the top of the Ziggurat.