Arthur Casswell Spooner was born in Blandford in 1906 and educated at Epsom College from 1920 to 1924. After attending the Cambridge Colonial Service course at Clare College in 1928-9, he was posted to the Gold Coast in July 1929 as a Cadet in the Administrative Service. He was soon appointed Assistant District Commissioner and served in various areas of Ashanti and the Northern Territories until 1938. His tasks comprised office and court work as well as much travelling through the district.

In 1939 Spooner was seconded as Commissioner of the Labour Department in Kumasi and in 1942 was appointed Assistant Director of Labour, General Headquarters West African Command, involved in raising Pioneer Groups in Sierra Leone and Nigeria primarily for the North African campaign. He was a member of the Gold Coast Defence Force and in 1942 appointed as a temporary Lieutenant Colonel. In 1945 he returned to the Administrative Service and five years later was appointed Assistant Chief Commissioner of the Northern Territories of the Gold Coast. Arthur Spooner retired in 1952.

After his service for the Colonial Office Spooner worked for Eastbury Estates Ltd. in the United Kingdom. He returned to Africa in 1956, working for the Gambian Government in the Establishments and Training Department until 1959. From 1961 to 1963 he was employed by the Government of Northern Nigeria to run the President's offices in Makurdi and Ilorin.

Arthur Spooner married Sylvia Blest in Accra in 1944. He died in January 1996.