David Walliams: Power and Silence review – some of this footage will make your head spin

From the visceral accounts of those the comedian allegedly groomed to archive footage of Jonathan Ross joking about him taking 15-year-olds home, this is dizzying TVDavid Walliams and his lawyers fought to the last to keep secret the results of a three-year investigation by ITV and the Guardian into claims by multiple women of the comedian and author’s predatory behaviour…