Trevor McDonald Host Chris Packham Host Lily Cole Host Kathleen Turner Host Clare Balding Host Sanjeev Bhaskar Host Dermot O'Leary Guest Claudia Winkleman Host Nick Robinson Host Peter Sweasey Director Julian Jones Director Bernadette Ross Producer Tamsin Curry Producer Cate Hall Executive Producer Francesca Maudslay Executive Producer Michael Ogden Director David Vincent Director David Glover Executive Producer Sam Elvin Producer Clementine Mortelman Producer Matthew Dodd-Noble Film Editor Stephen Mizelas Director James Morgan Director Joe Myerscough Director