Fiennes told Esquire that he suffers from huge anxiety attacks. He says hell wake up early in the morning with his brain anxious about something but he doesn't know what it is, followed by a general sense of profound uncertainty. He said "Its from the unconscious, I suppose, fears about existence. A weird twilight panic. We feel we can organise our lives and have an order that we can control but really we cant; its always paper-thin and underneath theres this lurking chaos"