地区：美国
类型：科幻
主演：迈克尔·帕尔杰森·R·摩尔Ellie PatrikiosDenitza DiakovskaNeil Cole
简介：Years after an alien invasion almost extinguished human mankind, refugee on a secret base on the Moon, three heroes decide to jump into a time travel in the desperate attempt to save the survivors but they don't know that the Sentinel is waiting for them.