Smothered (2011)

Eric's wife is mentally ill, pregnant and off her medications. As he prepares for her inevitable break down he starts to experience strange hallucinations. He wakes in the middle of the night paralyzed and unable to scream. At the foot of his bed, an Old Hag crawls up onto his chest and smothers him. A series of frightening encounters with other strange entities leaves him wondering if he is the one who's really going mad.