Low level 4 example

Camerawork:
Mostly Close ups

Costume:
Torn vests

Make up:
smudged eyeliner
fake blood

Props:
Rope
Clown mask

Lighting:
Low key lighting 

Locations:
Plain walls and floors and doors
Studio

Editing:
Enough Horror 'set pieces' = dragging off into the dark, someone tied up, chase (v briefly), monster scene