Keri Russell and Josh Hamilton are Lacy and Daniel Barrett, a pleasant American suburban couple with a pair of well-behaved young sons (Dakota Goyo, Kadan Rockett).

The movie gets off to a nice quiet, cosy start, but then their peaceful life, previously troubled only with the usual money and employment problems we all share, is shattered when a series of increasingly weird and escalatingly scary events starts happening. More of a psychological thriller than a horror movie, you’re thinking, and so it goes — or at least seems to go.

With plenty of screen time for small-town local flavour, atmosphere and character development, the film lulls you into a false sense of security and swings you onto its side with a bit of charm and likeability...