More often than not, the label of “private family matter” spells doom and gloom. A good time is not going to be had. That’s the unfortunate impetus that brings two disunified brothers and their wives together for “The Dinner.” Compressing layers of familial discontent and rancor thinly-masked by the repulsive worst of white privilege, the tightly-wound urgency and shattering purpose of this titular meeting reveals itself over the film’s two hours.
