It's called The Stuff
It might be Killer Klowns from Outer Space.
The stuff
The name of the horror movie is called 'The People Under The Stairs'.
I don't know any movie with name 'the horror movie'. Antonia Beamish is the actress in 'the last horror movie'.
puppetmaster
Mirror Mirror (1990).
I believe it is Scarred (2005).
The Stuff (1985).
Split Second is the name of that movie.
Shutter
Darkness Falls (horror)
Ammityville III
shredder