‘The Disappearance of My Mother’ is All About Appearances

Benedetta Barzini does not want to be the subject of a documentary. But her son, director Beniamino Barrese, insists on making a film about her. Yeah, it’s basically Tell Them Who You Are and Mistaken for Strangers all over again, at least at first. The easiest idea that there is in documentary is to make a film about your parent or other close relative…