Quinn studied theater at the Temple University and took his first role in a touring company of Man of La Mancha.
He also appeared in the productions of Lend Me a Tenor, Beauty and the Beast, A Class Act and the 1998 revival of The Sound of Music.
Quinn's television credits included roles on the shows Bosom Buddies, Edens Lost and Remember WENN, as well as all three current versions of the NBC crime drama Law & Order.
At the time of his death, he was scheduled to succeed Alan Eisenberg as executive director of the association.
[2] Quinn died of a heart attack at his country home in Bushkill, Pennsylvania, aged 56.