Q & A is the third entry in Sidney Lumet’s loose trilogy about NYPD corruption, and by far the most pessimistic. While Al Pacino and Treat Williams are given an admittedly tough choice in Serpico and Prince of the City, here Timothy Hutton comes to learn that one man can’t make a difference after all. The ending is as frustrating to the viewers as it is to he hero, because we find out that the character’s hands were tied all along; instead of going over people’s heads and behind their backs, Al Reilly (Hutton) might as well have played ball from the get-go, which would have at least had th...