In behind-the-scenes photos from the set, located in New Jersey, Davidson can be seen smoking a cigarette, and throwing a thumbs-up sign at the camera, all while drenched in fake blood.
The 28-year-old actor has been filming the horror-thriller for several weeks now, between spending time with his new girlfriend Kim Kardashian.
In the film, Davidson portrays the role of a troubled man named Max who takes a job at a retirement home where he finds out that the residents have a past of sinister secrets.
Elsewhere, Blue Origin announced earlier this week that Davidson would be among the next set of passengers to fly into space on board the New Shepard rocket later this month. You can read more about this here.