The Philadelphia Flyers entered the playoffs as the defending Stanley Cup champions, the Patrick Division champions, the Clarence Campbell Conference regular season champions, and the first seed overall earning 113 points during the regular season, winning the tie-breaker over both Buffalo and Montreal in total wins. The Toronto Maple Leafs were seeded eighth in the Quarterfinals as the lowest remaining seed in the playoffs and qualified for the Quarterfinals by defeating the Los Angeles Kings in the Preliminary round. This was the first playoff series between these two teams. Philadelphia won this year's season series earning 7 of 8 points during the regular season.