The Blackwell Ghost

At the end of the movie, there is a small special thanks list and a title screen. There are no cast, crew or production credits listed at either the beginning of end of the movie,

The opening to the well is shown as kept open with a pair of pliers. Later, when Clay opens it fully, the stench is overwhelming. Had there been such a stench, keeping the lid open even slightly would have allowed the full stench to fill the basement and eventually permeate the entire house.

Followed by The Blackwell Ghost 2 (2018)