As part of the Guardian and Observer Film Season 2010, we're giving you a challenge: name the films referenced in our short video and you can win all 26 on DVD.
Need some clues? Find out what others are saying and join in the discussion about the hidden titles on the film blog. The full list of answers will be revealed on the Guardian Film blog on 25 October after the prize draw has closed.
"Keira loves The Guardian film challenge!"