Extra Time has travelled to Hampshire in the English countryside to meet one of international sport's most renowned commentators. Famous for his boundless enthusiasm for motor sport - especially Formula 1 - he has also built a reputation for delivering verbal gaffs. 'I don't make mistakes', he once said, 'I simply make prophecies which turn out to be immediately wrong.'

Ahead of the 50th anniversary of the British Grand Prix at Silverstone, Extra Time talks to the soldier, commentator and broadcasting icon, Murray Walker. Show less