Trevor Gagnon is an American actor best known for his starring role as Ritchie Campbell in the television sitcom The New Adventures of Old Christine, from 2006-2010.
Gagnon was born in Thousand Oaks, California was cast in his first role in 2004 in the HBO television movie Iron Jawed Angels.
He then starred in the feature film Big Fish (2003). Since then, he has shot several commercials, the feature films Loggerheads and Southern Belles.
He was also the lead voice in the animated 3-D movie Fly Me to the Moon, released in the spring of 2007.