Comedian Steve Punt, Casualty actor Michael Obiora, presenter Clemency Burton-Hill and BBC weatherman John Hammond answer questions on Status Quo, Tony Hancock, Arsenal FC and Downton Abbey.

Bucks Fizz star Cheryl Baker, Holby City actor Guy Henry, Stargazing Live astronomer Mark Thompson and Archers actor Tim Bentinck face the questions of John Humphrys for the last in the current series. Thespecialist subjects include the films of Peter O'Toole, AA Milne and Winnie the Pooh, the music of James Taylor and the history of coffee.