Possible Clues:

• Wharton, for one
• Wharton who wrote 'The Age of Innocence'
• 'Downton Abbey' daughter
• Woman having to prepare for publication before end of March
• One of the Sitwells noted it here in the centre
• Mary's sister on 'Downton Abbey'
• Birth name of Mrs. Soprano's portrayer
• 'Mythology' author Hamilton
• Bunker of 1970s TV
• __ Frank, mother of Anne