[1] A two time Pro Bowler in his twelve-year career, Gash played for the Patriots (1992–1997), Buffalo Bills (1998–1999, 2003), and the Baltimore Ravens (2000–2002).

In 1999, Gash earned the unique distinction of being the first back in NFL history to be selected to the Pro Bowl without carrying the ball at all during the regular season.

In January 2007, Gash was hired as the Detroit Lions' assistant special teams coach.

In 2014 Eric Gash was selected as the head coach at his alma mater, Hendersonville High School, for the 2014 season.

The Gash brothers have a cousin, Thane, who played safety for the Cleveland Browns and San Francisco 49ers.