Quinn's career started when he was cast in a Kodak commercial for the 1996 Summer Olympics, which never aired. Quinn stuck with it though, and eventually went on to work in film and voice-over, where he became the voice of Charlie Brown. During high school and college, Quinn was a member of "One Night Stand: An Improvised Musical", which was named Edinburgh News's "#1 Thing to Do" during the Edinburgh Fringe Festival. Since graduating from Emerson College with a BFA in Acting, Quinn has co-written and co-starred in Official Selections of the L.A. Comedy Shorts Festival and the New York Television Festival, as well as working on different web series and projects. Quinn currently resides in Los Angeles.