The Fallow Field (2009)
The Fallow Field starts with a young man waking in the middle of a field with no memory of how he got there. When he returns home he discovers that he's been behaving strangely for a while. At the centre of the mystery is the farm where he woke up. The film is both intelligent and nasty providing an original twist on the slasher subgenre.
What To Watch Next
If you enjoyed The Fallow Field then the Full On Fear horror movie recommendation engine suggests that you might like to try these: