Snowpiercer Trailer - TNT - Plot synopsis: Set more than seven years after the world has become a frozen wasteland, SNOWPIERCER centers on the remnants of humanity, who inhabit a gigantic, perpetually-moving train that circles the globe. Class warfare, social injustice and the politics of survival play out in this riveting television adaptation.br br br br starring Daveed Diggs, Jennifer Connelly, Annalise Basso, Mickey Sumner, Steven Ogg, Timothy V.