Acting
John Mainieri is an actor.
TVInstinct
2018
as Det. Jimmy Marino
MovieWonder Wheel
2017
as John
MovieTrainwreck
2015
as Mob Bar Bartender (uncredited)
TVThe Leftovers
2014
as Croupier
MovieThe Normal Heart
2014
as John
MovieCars 2
2011
as J. Curby Gremlin (voice)
TVBlue Bloods
2010
as Father Duff
TVBoardwalk Empire
2010
as Hotel Manager
MovieWhen in Rome
2010
as Man in Elevator
MovieCayman Went
2009
as Hans Kopechne
MovieMeet Dave
2008
as Middle-Aged Man
