To celebrate the release - it hits DVD and Blu-ray on 5 August 2013 - we have a copy to give away!
For your chance to win just answer the following question...
Who directs Dark Skies?
To enter Email us with your answer, along with your name and address.
When the competition ends as indictated on this page, any and all entries received after this point will not count and emails blacklisted due to not checking this page first.
Winners will be chosen randomly and will be informed via email.