From show creator Graeme Manson (Orphan Black) and inspired by both the graphic novels and the original film from director Bong Joon Ho, the TNT drama Snowpiercer is set more than seven years after the world as we knew it became a frozen wasteland and those that were left stepped onto a perpetually moving train with 1,001 cars that circles the globe. Even though there is a very clear and strict class and social division between passengers, when a grisly murder threatens to ignite an already tenuous structure, the powerful head of hospitality, Melanie Cavill (Jennifer Connelly), turns to …