Became a cult figure in England's 2005 Ashes triumph when, as a substitute fielder, he ran out Australia skipper Ricky Ponting at a crucial juncture in the Trent Bridge Test match.
England won the match to take a 2-1 series lead they were never to reliquish, earning Pratt hero status for years to come.
Scored a century for England Under 19s against India Under 19s in 2000/01, and two more against the West Indies in 2001. Also played against Sri Lanka Under 19s in 2000 and in the Under 19 World Cup in 1999/00.
Was Durham player of the year in 2002 and Durham young player of the year in 2003. Also won the county’s fielding award in 2004.
He and his older brother Andrew became the first brothers to play for Durham in a Championship match, against Lancashire in 2000.
In October 2005 he agreed a one-year contract extension with the club but was released at the end of 2006.