Marinelli is best known for his acting roles in Vegas, Entourage and Noel.
[2] Marinelli attended the American Academy of Dramatic Arts in New York City to study acting.
He later went on to act in several television series with recurring roles in both Falcone and That's Life.
He also voiced Henry Tomasino in the 2010 video game Mafia II and went on to provide additional voices in the 2016 video game Mafia III.
[3] Marinelli is also a founding member of the Actors Gym Theater Company along with Robert Moresco.