Longest overtime games in Stanley Cup playoff history - ESPN
The Panthers and Hurricanes played 79 minutes, 47 seconds of extra time before the game winner. Here's how that stacks up all time.
www.espn.coma record-setting marathon in hockey|lasted 176 minutes and 30 seconds before pitting Detroit in 1936; Mud Bruneteau netted the winner in the sixth overtime to give the Red Wings a 1-0 win. This marathon game still serves as the standard for playoff overtimes. Subsequent marathons included 6-overtime outcomes in 1933 and 2000-01.