[3] In 1944, during World War II, he joined the army having made parachute containers and petrol tanks in Woking for three years prior.

[4] Following the war, Nankeville won the first of four AAA mile title in 1948[4] and he later represented Great Britain at the 1948 Summer Olympics in London, United Kingdom.

[4] In 1952, Nankeville won another AAA mile title at the White City Stadium in London in front of a crowd of 46,000 including Queen Elizabeth II.

Nankeville, Don Seaman, Roger Bannister and Chris Chataway set a world record time of 16 minutes 41 seconds for the 4x1 mile on 1 August 1953, as well as the world record 15:27.2 for the 4x1500 metres on 23 September 1953 running with Ralph Dunkley, David Law and Gordon Pirie.

[4] Alongside his athletic endeavours, Nankeville worked for a sports equipment manufacturer, as well as being a wholesaler and owner of three discount stores.