 At the end of the season, he was one of three players (together with fellow forwards Bill Fraser and Bert Jepson) who were sold to Fulham as the Saints were in serious financial difficulties and needed to raise funds.In his brief career at Southampton, Haddleton made 17 first-team appearances, scoring ten goals.At Fulham, Haddleton scored twice on his debut and added two more goals from three matches, but was unable to displace Frank Newton as a regular in the side.