[3] While doing his National Service in the Royal Lincolnshire Regiment,[4] he played for Football League club Grimsby Town's reserve team as an amateur, and turned professional as soon as he left the Army in 1959.
"[6] Earlier that same season, Keeble was the victim of a bizarre occurrence when playing away to Watford, whose Vicarage Road ground had been constructed on the site of an old gravel pit and was prone to subsidence.
[8][9] He played much less frequently at the higher level, making only 49 appearances, which took his total to 172 (181 in all senior competitions), and was released at the end of the 1954–65 season.
[5] He moved on to Fourth Division club Darlington, went straight into the starting eleven and was ever-present as they were promoted to the second tier in his first season.
[12] After his football career finished, he worked in a supervisory role for transportation companies in the Grimsby area.