Fox 2000 has come onboard for a movie version of Peter Spiegelman’s heist thriller “Thick as Thieves,” setting up the project with Imagine Entertainment and Film 360.Brian Grazer, Erica Huggins and Anna Culp will produce for Imagine. Guymon Casady, Ben Forkner and Darin Friedman will produce for Film 360. Peter Craig, who penned “The Town,” is exec producing. Fox has tapped Ryan Knighton to pen the adaptation of the novel. Knighton is currently finishing another Fox project, adapting Paul Hoffman’s nonfiction work “Wings of Madness” and recently adapted “47 Rules of Highly Effective Bank Robbers” for Mandalay. Spiegelman’s fifth novel, “Thick as Thieves” was published last year by Knopf. Story centers on an ex-CIA agent who — following the death of his mentor — reluctantly takes the mantle as the leader of an elite crew planning a job against one of the world’s most dangerous bankers. He discovers that those in his crew are not what they seem to be, including his lover; he must keep them close enough to finish the job and find the mole before he becomes the next target. Project was developed at Film 360. Rodney Ferrell is overseeing for Fox 2000. Hotchkiss and Associates along with Dawn Saltzman at Mosaic repped Knighton. Hotchkiss also made the deal for the novel on behalf of the Denise Marcil Agency.