‘The Prone Gunman,’ from scribe Don Macpherson, adapted from Jean-Patrick Manchette‘s original work, began talks with Sean Penn to join the cast on Monday. The crime-thriller follows Martin Terrier, who decides the time has come for him to give up his career as a hired killer. Unfortunately, the organization for which he works has no intention of letting him go. Based on the book by Jean-Patrick Manchette.
Penn
