 Alongside spells in non-league football, Harrison had a short foray into Finnish football in the 1980s when he signed for Oulun Palloseura and spent two seasons playing in 38 games.He managed Workington and Bamber Bridge in the Northern Premier League and was Assistant Manager at Lancaster City.In the 1998–99 season, Harrison had a short spell as manager of then Northern Premier League side Accrington Stanley.