Early Life and Career
Gentile was born in Boca Raton, Florida to Debra (née Gentile) and Albert Farshi. When he was four years old, his family moved to Los Angeles, California. His father is originally from Iran. His mother is from New York and is of Italian ancestry. He attended community college before he was cast in The Goldbergs.
He portrayed a young Craig Ferguson on a segment of The Late Late Show With Craig Ferguson in 2005. He later appeared in films such as Bad News Bears (2005), Nacho Libre (2006), Good Luck Chuck (2007), Drillbit Taylor (2008), and Hotel for Dogs (2009). Since 2013, he has portrayed Barry Goldberg in the ABC comedy series The Goldbergs.