Few who saw one of Bruce McGill’s earliest film performances – as the wild-eyed, law-breaking D-Day in “Animal House” (1978) – assumed that the Texas-born character actor would later come to embody the face of law enforcement and the legal profession in films and television series. But McGill’s imposing presence and voice placed him among the top echelon of casting agents’ choices for police detectives, lawyers, military and political men and other authority figures in a vast array of projects, including “My Cousin Vinny” (1992); “Cliffhanger” (1993); three films for Michael Mann, including