Although a release date has still not been announced yet for Snowpiercer, the English-language directorial debut of Joon-ho Bong, an animated prequel short has arrived. The feature is set years after a global ice age decimated the planet, with the only survivors riding aboard a perpetual motion train known as the Snowpiercer. This short explains how the ice age came to be, after a rocket was launched in hopes to put an end to global warming turned out to have the complete opposite effect, plunging the Earth into frigid climates. Stay tuned for news on the release of this sci-fi thriller, starring Chris Evans, John Hurt, Jamie Bell, Tilda Swinton, and Ed Harris.