The former Wellingborough Grammar schoolboy started his career at Anglia Television in 1960. But bosses did not renew his contract because they did not think he was cut out for a career in TV.
Click on the link below to here Sir David talk about his time on About Anglia in September 1964.
More top news
A murky start to the day with low cloud and fog covering the region.
The draw for the third round of the FA Cup has been made. Find out who your team have got here.
What a better way to start the week then with a smile by reading the latest festive messages in ITV News Anglia's Christmas Shout Out series