He was involved in the motor trade industry and served during the Second World War as Chair of the National Joint Industrial Council of the Motor Vehicle Retail and Repairing Trade.
[1] He then served under Attlee as a Lord-in-waiting (government whip in the House of Lords) from 1948 to 1949, as Captain of the Yeomen of the Guard (Deputy Chief Whip in the House of Lords) from 1949 to 1950 and as Parliamentary Secretary to the Ministry of Transport from 1950 to 1951.
However, he later fell out with the Labour Party over nationalisation and moved to the cross-benches.
He died in October 1967, aged 71, and was succeeded in the barony by his eldest son Michael, who became a Conservative government minister.
His second son, Ivor Lucas, became a diplomat and served as British Ambassador to Syria and Oman.