The last game of the playoff series against the Maple Leafs was described as Thompson's best. In that game, Boston and Toronto were tied after three usual periods of 20 minutes. Since the game was tied, it proceeded to overtime. After five periods of 20 minutes, the game was tied. At end of the fifth overtime period, managers Conn Smythe of the Maple Leafs and Art Ross of the Bruins ask the president of the NHL, Frank Calder, to stop the game, and finish it later. Calder refused. Early in the sixth overtime period, a pass from Boston player Eddie Shore was intercepted. Ken Doraty of the Maple Leafs went for a breakaway, meaning that he had the puck and was skating toward the other team's net with out any defender between him and Thompson. He scored on Thompson at 4:46 of the sixth overtime period. Even though he lost the game, he was applauded loudly by the fans at Maple Leaf Gardens. This game was the second-longest ever played in the NHL. Even though Thompson lost more games than he won in the playoffs, he finished wit a 1.23 goals-against average.