Mr. Brooks

Mr. Brooks is a 2007 American psychological thriller film directed by Bruce A. Evans starring Kevin Costner, Demi Moore, Dane Cook, and William Hurt. It was released on June 1, 2007. The film follows the eponymous character, a celebrated Portland businessman and serial killer (Costner) who is forced to take on a protégé (Cook) after being blackmailed, and has to contend with his bloodthirsty alter ego (Hurt) who convinces him to indulge his ``habit''. His life grows even more complicated when a driven police officer (Moore) reopens the investigation into his murders.

Question: is mr brooks based on a true story
Answer: no