I know this is not one of the greatest movies ever made but for a fairly new release this is a good price i thought. The next cheapest price is £9.82 at Priceminister
Returning from an anti-war demo, Gary (Danny Dyer - Severance) and four friends stop briefly in the countryside. Breaking from the group, Derek (Jimi Mistry - RocknRolla) and Saffron (Lois Winstone - Beyond The Rave) find a metal hatch in the middle of the forest, and decide to explore inside.
Searching for their missing friends, Gary, Pru (Emily Beecham - 28 Weeks Later) and Sarah (Kierston Wareing - Fish Tank) are forced to follow, but as the hatch locks behind them all, the shadows that lurk in the darkness force the whole group to run for their lives...