Most Glaring Omission From Empire's The 301 Greatest Movies of All Time

In May 2014 Empire released their third greatest movies of all time list, voted for by over 250,000 readers. As always, there were some surprising omissions. Which of IMDb's 35 highest rated movies not in the list most deserves to be on the list?

Excludes movies released after the list was published. Correct as of 09/02/15. Discuss it here