Born in Edmonton, Alberta, McGill registered 19 points in his first 13 games with the Boston Bruins of the National Hockey League. Despite his impressive debut, he only spent parts of two more seasons with the Bruins, finishing the remainder of his career in the AHL and other minor leagues. In 97 regular season NHL games, McGill recorded 23 goals and 36 assists for 59 points. He played junior with the Edmonton Athletic Club from 1937 to 1940. He won the Allan Cup in 1943 with the Ottawa Commandos.