Ender's Game

Ender Wiggin (Asa Butterfield), a shy, strategically brilliant boy has been chosen to defend Earth from a hostile alien race. As Ender excels at Battle School, he attracts the attention of the highly esteemed Colonel Graff (Harrison Ford), who believes Ender to be the militarys next great hope. Ender must lead his fellow soldiers into an epic battle that will determine the future of Earth and the human race.