New Regency Pictures has set screenwriter Adam Cozad to adapt Mark Greaney's 2009 thriller novel The Gray Man, according to Risky Business.
Shine is producing the project, which New Regency optioned from CAA.
Greaney's novel is about a former CIA operative-turned-assassin with the alias "The Gray Man" who suddenly finds himself on the run through Europe as mysterious forces try to take him out. Meanwhile, he struggles to return and save the lives of the daughters who don't know he exists.
No production date has been set.