The Nanny is a small sedate British thriller, based on the assumption that one good squirm deserves another. Having mopped up in three earlier blood-letters, moviedom's Ace Bogeywoman Bette Davis now goes about her grisliness with quiet, unruffled efficiency. The Nanny is her definitive essay on the servant problem, and may be taken as an antidote by those who found Mary Poppins too sweet to stomach.
For this outing, Bette reports in a severe uniform, her brows beetled, her mouth a crumpled rose. Her celebrated ocular choreography is directed mostly toward Joey (craftily played...