Vincent Michael Martella (born October 15, 1992) is an American actor, voice actor and singer. He is best known for his role as Greg Wuliger on the UPN/CW sitcom Everybody Hates Chris, and for the voice of Phineas Flynn in the Disney Channel and Disney XD original animated show Phineas and Ferb. He is also the voice of Hope Estheim in the 2010 video game Final Fantasy XIII and its sequels Final Fantasy XIII-2 and Lightning Returns: Final Fantasy XIII.
Martella appeared in the feature film Role Models starring Seann William Scott and Paul Rudd. He has a lead role in the film Bait Shop along with Bill Engvall and Billy Ray Cyrus. He also played Scoop in the Nickelodeon sitcom Ned's Declassified School Survival Guide and Greg in the UPN/CW sitcom Everybody Hates Chris.
He recorded his first album Time Flies By, playing the piano and singing. The album was written and co-produced by Vincent and is available on iTunes. He lives in DeLand, Florida with his mother, father and three siblings.