He played for the Los Angeles Kings, Philadelphia Flyers, New York Islanders, Cleveland Barons, and Minnesota North Stars from 1970 to 1981.

[13] Potvin, who played for the Los Angeles Kings at the time, fought Ernie Hicke of the California Golden Seals on December 25, 1971.

[15][16][17] Potvin worked on Islander radio broadcasts both late in his playing career and following his retirement, when he was paired mainly with Barry Landers.

[18] Potvin won the Stanley Cup in 1980 with the Islanders in spite of spending the entire playoff run in the announcer's booth serving as color commentator with radio play-by-play man Bob Lawrence.

[18] When his playing career ended after the 1981 season, Potvin worked as the radio color commentator for the New York Islanders' broadcasts for the next eight years.

[22] Actively involved with different charities over the years, Potvin was also on the board of directors of the Boy Scouts of America in Nassau County for over a decade.

[21] In January 2014, Potvin accepted a position with Catholic Charities of Brooklyn and Queens, becoming the senior vice president for giving.