[1] After graduating, Quinn worked as a model in Paris, Barcelona, and Milan, landing parts in more than 35 international television commercials.

[1] When he returned to the United States, Quinn landed the starring role of Finn in The WB summer series Young Americans (2000).

[2] Quinn's role as Max Ferraro on One Day at a Time continued as the show transitioned to Pop (also shown on TV Land and Logo) for the fourth season in 2020.

In 2019, Quinn landed the starring role of fictitious President Hunter Franklin in the Tyler Perry prime time soap opera The Oval.

[3][4] Quinn studied with Joe Satriani and played in the Los Angeles-based bands Mad Theory and Scattergood, which led to a recording contract.