Saoirse Ronan could be cast opposite Armie Hammer in Relativity's The Brothers Grimm: Snow White that's an revisionist adult retelling of the fairy tale from director Tarsem Singh. Armie Hammer, fresh off The Social Network, has closed a deal to play Prince Andrew Alcott in the pic. But Ronan (Atonement, and the upcoming Hanna ) is still only "in discussions" for the title role. Julia Roberts already has been cast. It's worth noting that Relativity plans to be in production first for a June 29th, 2012, release before Universal's Snow White And The Huntsman starring Twilight saga superstar Kristen Stewart gets going and comes out December 21, 2012. Supposedly, Viggo Mortensen is shaky in that version. Relativity Media has closed a deal with The Social Network breakthrough star Armie Hammer to play Prince Andrew Alcott in its upcoming untitled Snow White feature, based on the Brothers Grimm story, directed by Tarsem Singh (Immortals, The Cell). Ham