Slimoids (2018)

Dan Stewart is a simple guy who finds himself caught up in a very strange situation when his sister is murdered. Soon, more people are being killed by mysterious assailants that turn out to be three diminutive mutations, the creations of a vengeful mad scientist hell bent on destroying the human race. It's a race to stop her as Dan and two world-weary detectives face off against the littlest threats to humanity the world has ever known...THE SLIMOIDS.