The ultimate X-Men ensemble fights a war for the survival of the species across two time periods in "X-Men: Days of Future Past." The beloved characters from the original "X-Men" film trilogy join forces with their younger selves from "X-Men: First Class," in an epic battle that must change the past--to save our future.

The ultimate X-Men ensemble fights a war for the survival of the species across two time periods in "X-Men: Days of Future Past." The beloved characters from the original "X-Men" film trilogy join forces with their younger selves from "X-Men: First Class," in an epic battle that must change the past--to save our future.