Before “Night Swim” overstays its gimmick — the pool is haunted! — and begins to prune, it plays like the best “dollar baby” ever made. Dollar babies, for those not in the know, are movies derived ...

As supernatural thrillers go, “Night Swim” is a quick dip — persuasively acted and quite effective in its first half, scattered and woozy in its second. The latest Blumhouse Productions release works ...