[2] He failed to make an impact at Brisbane Road, but made a surprise transfer to First Division club Chelsea for a nominal fee in March 1949.
[2] Gray made 172 appearances and scored 14 goals in just over four seasons at Stamford Bridge,[3] before moving to First Division rivals Burnley for a £16,000 fee in August 1953.
[5] In 1958, manager Billy Walker moved Gray from outside to inside forward and he became the team's playmaker and penalty taker, scoring three penalties in Forest's run to the 1959 FA Cup Final and setting up Tommy Wilson's winning goal in the 2–1 victory in the final over Luton Town.
[2] Over time, Gray was moved to left back and proved effective in the position, before departing the City Ground at age 36 in November 1963.
[10] He kept the cash-strapped club afloat in mid-table for the majority of the 1966-67 season,[11] before following chairman Jack Dunnett out of Griffin Park to Notts County in March 1967.