Screen One - A Question of Attribution

Film version of Alan Bennett's National Theatre hit, directed by John Schlesinger. A witty examination of the thesis that appearances can be deceptive. Sir Anthony Blunt leads a double life - interrogations by MI5 interspersed with visits to the palace where, on one memorable occasion, he is surprised by Her Majesty. How much does she know about him and, as the Fifth Man asks, what's she really like?