Official press release and clip below:

SupermanUnboundBased on the Geoff Johns/Gary Frank 2008 release "Superman: Brainiac," SUPERMAN: UNBOUND finds the horrific force responsible for the destruction of Krypton – Brainiac – descending upon Earth. Brainiac has crossed the universe, collecting cities from interesting planets – Kandor, included – and now the all-knowing, ever-evolving android has his sights fixed on Metropolis. Superman must summon all of his physical and intellectual resources to protect his city, the love of his life, and his newly-arrived cousin, Supergirl.

The film's stellar voicecast is led by Matt Bomer (White Collar) as Superman, John Noble (Fringe, The Lord of the Rings films) as Brainiac, Stana Katic (Castle) as Lois Lane and Molly Quinn (Castle) as Supergirl.

Supervising Producer James Tucker (Justice League, Batman: The Brave and the Bold) also directs the film from a script by Bob Goodman (Warehouse 13, Batman: The Dark Knight Returns).

SUPERMAN: UNBOUND is coming to Blu-ray, DVD, On Demand and For Download via Warner Bros. Home Entertainment on May 7, 2013.