Career
Allsop played for Ripley Town and Bolton Wanderers, before joining Portuguese Vale as an amateur in June 1931. He played the last five games of the 1932-1933 season, but was not selected again after that and was given a free transfer from The Old Recreation Ground to Halifax Town in May 1934. He had played six Second Division games and one game for the "Valiants".
He went on to make 242 league appearances for Halifax.
He appeared as a guest for both Aldershot and Derby County during the war.