Harris refereed many historical hockey games, such as the famous 3–3 tie between the Montreal Canadiens and the Soviet Union's Central Red Army team on December 31, 1975, a game fondly remembered and widely regarded as one of the best ever played.

[2] In 1951, Harris played for the Lachine Maroons in the Quebec Amateur Hockey Association (QAHA), becoming a referee in 1956.

On January 13, 1968, he refereed the game that included the tragic incident in which Bill Masterton of the Minnesota North Stars was knocked to the ice and suffered a head injury resulting in his death.

During this time he was also involved in various training camps in Innsbruck, Austria; Canazei, Italy; and Davos, Switzerland.

His last game was on May 12, 1983, during the Stanley Cup Finals between the Edmonton Oilers and New York Islanders.