Tom Cruise stars in 'Oblivion,' a science fiction film set in a post-apocalyptic world where humanity has fled to a new home on a distant moon after a devastating war with extraterrestrial beings. Cruise plays Jack Harper, a technician tasked with maintaining drones that patrol the abandoned Earth and protect the planet's remaining resources from scavengers. But as Jack begins to uncover the truth about his mission and his own identity, he must confront the difficult choices that have shaped his world.