John Freeman, who would dissect MM and find out what exactly makes her so destructive. John Humphrys, Jeremy Paxman, Piers Morgan; none of these would be deferential. Any one would be better than Oprah Winfrey, vastly over-rated, and never forget, also an actress. although one with talent.
Any interviewer who was unbiased and would ask and insist on answers to the Difficult questions that they would prefer not to answer. However, this would never happen.