Open Grave (2013)

Open Grave (2013) - Horror Movies 102 minutes. Tumba abierta, Otwarty grób. A man awakes-- without memory -- in a pit full of bodies and must figure out if the people who rescued him are the killers, or if he is the murderer. experiment, paranoia, post-apocalyptic future, suspicion, pit, infection, woods, flashlight, memory loss, zombie, dog, thunderstorm, syringe, stranger, government cover-up, virus