He played club level rugby union (RU) for Rodillians RUFC (Old Boys of Rothwell Grammar School), and club level rugby league (RL) for Castleford, as a wing or centre.
[1][2][3] Keith Howe played in Castleford's victory in the Yorkshire League during the 1964–65 season.
Keith Howe played at centre in Castleford's 11–6 victory over Salford in the 1969 Challenge Cup Final during the 1968–69 season at Wembley Stadium, London on Saturday 17 May 1969, in front of a crowd of 97,939.
[4] Keith Howe played on the wing in Castleford's 11–22 defeat by Leeds in the 1968 Yorkshire Cup Final during the 1968–69 season at Belle Vue, Wakefield on Saturday 19 October 1968.
Along with Chris Young of Hull Kingston Rovers, with 34 tries, Keith Howe was the top try-scorer in the Championship First Division during the 1966–67 season.