Peter Duffield

Peter Duffield (born 4 February 1969 in Middlesbrough) is an English former professional footballer. A striker, he played for sixteen league clubs in 17 years.
Duffield began his career as an 18-year-old with Sheffield United in 1987. In his time at Bramall Lane he made 58 league appearances and scored 16 goals, including a perfect penalty record of 7 scored from 7 taken which is a club record. Duffield also holds the club record for being the first Sheffield United substitute to be substituted after playing 14 minutes at Craven Cottage against Fulham on 29 April 1989. His last league start was on 10 December 1989 when he broke his leg at Swindon Town. He went on loan to six clubs in as many years, namely Halifax Town, Rotherham United, Blackpool, Bournemouth, Crewe Alexandra and Stockport County.
In September 1993 he joined Scottish club Hamilton Academical, where he made his name. In two years at Douglas Park he scored 38 goals in 72 league appearances.
After leaving Hamilton in 1995, Duffield went on to play for four other Scottish clubs: Airdrie, Raith Rovers, Morton and Falkirk.
In 1999 he signed for Darlington on loan, and later that year made the move permanent. He was on the move again the following year, however, joining York City.
Duffield then moved to Boston United for a season, before joining Carlisle United in 2004.
After Carlisle were relegated to the Conference, Duffield joined Conference North side Alfreton Town
Duffield joined Retford United in 2006 as a player assistant manager. At the close of the 2006–07 season, Duffield was named Retford United manager but will still continue as a player.
In September 2011, Duffield replaced Tommy Taylor as manager of Belper Town.