16-year-old Cassie Sullivan tries to survive in a world devastated by the waves of an alien invasion that has already decimated the population and knocked mankind back to the Stone Age.
Chloƫ Grace Moretz
Cassiopeia "Cassie" Sullivan
Nick Robinson
Ben "Zombie" Parish
Ron Livingston
Oliver Sullivan
Maggie Siff
Lisa Sullivan
Alex Roe
Evan Walker
Maria Bello
Sergeant Reznik