Frankenstein: Man or monster?
What's it like to play Frankenstein one night and his Creature the next? Maddy Costa meets Johnny Lee Miller and Benedict Cumberbatch as they tackle Danny Boyle's new production at the NationalDanny Boyle is not a man to shy away from a challenge. The proof is all over cinema screens in his latest film 127 Hours, and it's evident in his return to British theatre, where he cut his teeth as a director in the 1980…