‘The Lost Children of Tuam’ Review: Monica Dolan Excels in a Straightforward but Stirring Reflection on a Buried Irish Tragedy

Ireland’s ongoing artistic reckoning with the Catholic Church’s gross mistreatment of unmarried mothers and their children — as addressed in such films as “The Magdalene Sisters,” “Philomena” and “Small Things Like These” — continues in “The Lost Children of Tuam.” A restrained but deeply affecting drama that keeps the horrors of the past largely unseen,…