The 56-year-old has had a mixed managerial career, leading Gillingham, Brighton, Hull and Wycombe to promotions but having less illustrious spells at Leicester, Crystal Palace and StevenageBorough.
StevenageBorough stand in Kidderminster's way of winning the competition for the second time and will start as marginal favourites, having finished two places and seven points above Harriers in the league.
Standing in the way of the Bluebirds at the national stadium will be a StevenageBorough side fresh from winning promotion to the Football League as champions of the Blue Square Premier.
He has since transformed the club into play-off contenders while they were also FA Trophy finalists in 2007, when they lost out to StevenageBorough in the first competitive cup final at the new Wembley.