Get fenced in, boxed in, locked in, and sharked in with some single location horror. 

Today’s choices:
Saw - The Descent - The Autopsy of Jane Doe - Chopping Mall - Bodies Bodies Bodies - Buried - The Collector - We Need to do Something - The Belko Experiment - Circle - Cube - Maléfique - Crush the Skull - The Shallows - P2 - Redd Inc - Haze - Tin Can - Beyond the Seventh Door - Harpoon