EastEnders's Ricky Groves, former Tory MP Neil Hamilton, Holby City's Hugh Quarshie (who appears again at 8.30pm) and rugby league hero Martin Offiah field questions on British politics, actor Richard Pryor, British pop music and the Second World War. John Humphrys plays grand inquisitor.
Olympic medallist Shirley Robertson fields questions on Olympic sailing, Jimmy Savile picks Top of the Pops, antiques buff Eric Knowles opts for the artistry of Rene Lalique and actor Tom Ward waxes lyrical over Philip Larkin.