 New Grimsby Town manager Lennie Lawrence made Campbell his first signing in September 2000, landing the winger on a three-month loan deal which was later extended to a season loan.After impressing while on loan at Blundell Park, Campbell was allowed to join Grimsby permanently for a fee of £200,000, where he signed a three-year contract.Campbell played under three different managers at Grimsby, Lennie Lawrence, Paul Groves and Nicky Law.