By Mandi Bierly
Updated August 05, 2011 at 07:40 PM EDT

Who authored the poems and plays credited to William Shakespeare? Not the lovelorn but upbeat guy Joseph Fiennes played in Shakespeare in Love, for sure. Watch a new trailer for Anonymous, the historical thriller directed by Roland Emmerich that operates under the long-discussed theory that Edward De Vere, Earl of Oxford (Rhys Ifans) actually penned them, below. It’s dark and mysterious enough that you wouldn’t be surprised if witches and vampires (hello, Jamie Campbell Bower at 1:37) were to play a part.

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