 Charlton were playing their first game back at The Valley against Portsmouth on 5 December 1992 and Walsh scored the only goal to give Charlton a 1–0 win.This historical goal is memorized in a banner in The Valley's north stand carrying Walsh's name and the time of the goal.A very popular player with supporters, Walsh remained with the club until 1996 to complete a decade of service to Charlton before retiring.