He made his big screen debut in director and writer Todd Solondz's 2004 film Palindromes.
He co-starred with Manny Perez in the 2010 film Forged.
His older sister, Raquel Castro, also had an acting career. He also has a brother named Anthony Castro as well as two other sisters.
Between 2007 and 2009, he shared the screen with John Leguizamo in two films: Where God Left His Shoes and The Ministers.