The Alien Factor is a 1978 science fiction horror film written, edited, produced, and directed by Don Dohler.

The grotesque extraterrestrials soon begin to terrorize the local residents, until one intrepid soul named "Ben Zachary" chooses to fight back.

The Alien Factor became the directorial debut of Don Dohler who after working as a payroll manager for a restaurant chain for 12 years moved into film-making after being laid off from his position.

TV Guide awarded the film a negative two out of five stars calling it "silly", also writing, "Only the undiscriminating will be able to sit through this one".

[5] Critical Outcast gave the film a negative review writing, "The Alien Factor is undeniably bad, but it does have a certain energy to it, credit for a guy who went out and just did it.