“Prisoners” is a kidnapping drama that aspires to be a morally complex tale of vigilante justice. It’s brutal, depressing, and supplied with a leisurely run time, and it’s almost a completely compelling movie. Director Denis Villeneuve gets the material 75% of the way there before the production completely falls apart, taking something intimate and ugly and turning it into a conventional slip ‘n slide of convenient resolutions. “Prisoners” deserves credit for its unflinching approach to the urgency at hand, asking viewers to sit through scenes of piercing torment and tearful desperation. However, the picture doesn’t stick its landing, a crucial misstep when working with such manipulative scripting. Read the rest at Blu-ray.com