In the 1921–22 season, the St. Pats made their first and only appearance in the Stanley Cup Final. After placing second in the league standings, the club upset first place Ottawa to win the NHL championship and face Vancouver in the final. A fifth and deciding game five was necessary in this series to determine who would win the Cup. After Vancouver won game one, 4–3, Babe Dye scored 4:50 into overtime of game two to give Toronto a 2–1 win. Then in game three, goaltender Hugh Lehman led the Millionaires to a 3–0 shutout win. However, the St. Patricks tied the series in game four, 6–0, as John Ross Roach became the first rookie goaltender to record a Stanley Cup shutout. game five belonged to Toronto as Dye scored four goals in a 5–1 victory to clinch the Cup. For the series, Dye scored nine of the St. Pats 16 goals, while Roach posted a 1.80 goals-against average.