Sherlock star Cumberbatch to play Frankenstein on stage Cumberbatch (l) and Miller ® will take turns playing the two main roles in Frankenstein Sherlock star Benedict Cumberbatch is to star opposite Jonny Lee Miller as Doctor Frankenstein in a new London stage play directed by Danny Boyle. (via BBC News – Sherlock star Cumberbatch to play Frankenstein on stage)