He attended Sevenoaks School in Kent, playing in the First XI for several years and as captain in 1970, when he scored 403 runs at an average of 40.30 and took 45 wickets at 8.60.
[2] Graham-Brown was a right-handed batsman and a right-arm medium-pace bowler who played for Kent, Derbyshire, Cornwall and Dorset between 1974 and 1991.
[3] He was retained as a young professional by Kent, although encouraged by the club's secretary and manager Les Ames to attend university at the same time.
[7][8] In 2019 The Long Walk Back, his play about the former Test cricketer Chris Lewis, was first produced at HMP Portland, Dorset.
[9] Later in 2019 his play Getting the Third Degree, about the international player Laurie Cunningham and racism in English football, toured extensively in England and Wales.