 On May 10, 2010, Boucher was once again injured in a playoff game against the Bruins.Leighton stepped in for his first ever NHL playoff action to continue Boucher's shutout, with the Flyers ultimately winning 4–0.At that point, Leighton had not even been dressing as he was still recovering from the injury sustained in Nashville, and the Game 5 he relieved Boucher in was his first game dressing since March.