2016 film directed by Yeon Sang-ho

When the Harmon family relocates to a stately mansion in Los Angeles, disturbing secrets start enveloping each of their lives. As they slowly learn about the mysterious and deadly history of their new house, psychiatrist Ben, Vivien and their teenage daughter Violet find themselves surrounded by all manner of menacing spirits, living and dead.

Five friends go for a break at a remote cabin, where they get more than they bargained for, discovering the truth behind the cabin in the woods.

When a Sumatran rat-monkey bites Lionel Cosgrove's mother, she's transformed into a zombie and begins killing (and transforming) the entire town while Lionel races to keep things under control.