Lorenzo di Bonaventura to co-produce spy tome

Warner Bros. has snapped up spy thriller spec “Unlocked” by Peter O’Brien and set it up with Lorenzo di Bonaventura and Georgina Townsley.

Story centers on a female CIA interrogator being duped into getting a terrorist to provide key information to the wrong side, thrusting her into the middle of a plot to plan a devastating biological attack in London. Erik Howsam, a VP with di Bonaventura’s production banner, is exec producing.O’Brien penned “Unlocked” in 2007 and the script landed on the 2008 Black List of top unproduced screenplays. Since then, he’s worked on Microsoft’s vidgame sensation “Halo: Reach” and penned an adaptation of Robert Ludlum’s political thriller “The Chancellor Manuscript” for Paramount, which has Marc Forster attached to direct.

O’Brien spent most of a year working on “Halo: Reach,” including five months at Bungie Studios, which developed the Halo franchise, in Seattle. “It was very intense because you have to pay very close attention to what the designer wants,” he said.

Courtenay Valenti is overseeing “Unlocked” for the studio.

Di Bonaventura’s in production on “Transformers 3″ and in pre-production for cop thriller “Man on a Ledge” for Summit.

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