The official trailer for Netflix's 'Leave the World Behind' is here. The apocalyptic thriller stars Ethan Hawke and Julia Roberts, and it's executive produced by Barack and Michelle Obama. The film sees Roberts and Hawke play married couple Amanda and Clay. According to the film's description, the pair rent a luxurious home for the weekend with their kids, but their vacation is soon upended when a man, played by Mahershala Ali, arrives in the night with his daughter. He comes bearing news of a mysterious cyberattack and seeking refuge in the house he claims is theirs.