On paper, Mary Queen of Scots reads like a prestige picture par excellence. Saoirse Ronan leads, theatre stalwart Josie Rourke directs and the creator of Netflix hit House of Cards, Beau Willimon, writes. The reality is a much drier, less engaging and only sporadically compelling affair. Were hair and makeup alone enough to make a triumph, Rourke’s film would be nothing less. On the other hand, in such a world, Redken would be beating Disney at the box office.