Never Let Me Go is a film full of subtle and unexpected dissonances. First and foremost is the fact that it is a dystopian fantasy set in the past rather than the future. Kazuo Ishiguro’s highly acclaimed 2005 novel is ostensibly science fiction, but retains an earthy, timeless familiarity by reimagining the entire latter half of the twentieth century as a time in which certain medical advances have extended human life expectancy by huge margins.