Throughout his career he played for Buffalo, the Montreal Canadiens, Philadelphia Flyers, Hartford Whalers/Carolina Hurricanes, Mighty Ducks of Anaheim and New York Islanders. Haller won the Stanley Cup with the Canadiens in 1993, however, injuries forced his early retirement in 2002 at the age of 32.
Haller's career involved playing for various teams: Buffalo, Montreal Canadiens, Philadelphia Flyers, Hartford Whalers/Carolina Hurricanes, Mighty Ducks of Anaheim and New York Islanders. He achieved the Stanley Cup with the Canadiens in 1993 but retired early due to injuries at age 32.