Mold
There is a mold that seems to be alive and it infects people creating elaborate monsters from them. This mold infects an entire apartment complex as the people in the complex try to escape.
Similar
3.8
Terror in the Midnight Sun
1959
3.8
The Crater Lake Monster
1977
6.3
Mordeo: Insatiable Hunger
2017
4.9
Blood Beach
1980
5.6
The Sandman
2017
5.0
Call Girl of Cthulhu
2014
6.1
Devilman
2004
5.8
The Passenger
2006
4.1
Class of Nuke 'Em High 3: The Good, the Bad and the Subhumanoid
1994
3.7
Spaceship
1983
7.5
Godzilla, Mothra and King Ghidorah: Giant Monsters All-Out Attack
2001
4.9
Dark Haul
2014
5.2
Mosquito Man
2005
5.5
Pumpkinhead II: Blood Wings
1995
5.3
Pumpkinhead: Ashes to Ashes
2006
5.6
Pumpkinhead: Blood Feud
2007
4.5
Boa vs. Python
2004
4.8
The Giant Claw
1957
4.1
Metamorphosis
1990
4.3
How to Make a Monster
2001