Leave Us Alone (2013)

Sam, a city dwelling single mother inherits a profitable piece of farm land from a grandfather she never knew... On the grandfather’s deathbed, he tells Sam about a ship that crash-landed on the farm, and the deal that he made to not disturb the travelers when they return. Covering up the disappearance of three missing geologists, Sam is prepared to do anything to protect her son as well as the farm’s dark secret.

Unfortunately the movie Leave Us Alone is not yet available on HBO Max.