Snowpiercer is set seven years after the world has become a frozen wasteland, and the remnants of humanity inhabit a gigantic, perpetually moving train that circles the globe. Class warfare, social injustice and the politics of survival are questioned in this riveting television adaptation.

A military hero returns to the U.S. and trouble follows him back, compelling him to ask CTU for help in saving his life, and stopping what potentially could be one of the largest-scale terror attacks on American soil.

Katherine Heigl portrays a key CIA attaché who counsels the president on high-stakes incidents around the world. She balances her intense political responsibilities with a complicated personal life.