Vincent Michael Martella (born October 15, 1992) is an American actor. He is best known for his role as Greg Wuliger on the UPN/CW series Everybody Hates Chris (2005-2009). Martella is also known for providing the voice of Phineas Flynn on the Disney Channel animated series Phineas and Ferb (2007–2015; 2025–present), and for playing Hope Estheim in the 2010 video game Final Fantasy XIII and its sequels Final Fantasy XIII-2 (2011) and Lightning Returns: Final Fantasy XIII (2013). (Via Wikipedia)