The movie is being adapted by "Band of Brothers" producer Erik Jendresen from Eric Maddox's book, "Mission: Black List #1: The Inside Story of the Search for Saddam Hussein."
Pattinson will play a solider who helped capture the Iraqi leader -- and the story will be told from his point of view.
"Mission: Blacklist," directed by Jean-Stephane Sauvaire.
Saddam Hussein was captured December 13, 2003 at a farmhouse near Tikrit.
The 25-year-old heartthrob's final "Twilight" film, "Breaking Dawn - Part 2," is set for release in November.
"Twilight" star Robert Pattinson is set to star in "Mission: Blacklist," a film adaptation detailing the capture of Saddam Hussein, reports Deadline.