He played for the Colorado Rockies, New Jersey Devils, Toronto Maple Leafs and New York Islanders.
Gagne began his career at the age of 15 in the NOJHL for the Iroquois Falls Abitibi Eskimos.
[1] The Left Wing player had 45 goals and 85 points in 43 games that year.
In the next year he played in the OMJHL with the Windsor Spitfires (24 goals and 42 points in 67 games).
This biographical article relating to a Canadian ice hockey player is a stub.