Warner Bros. | 2006 | 100 min | Rated RSet in a not-too-distant future where America has lost its "war" on drugs, Fred, an undercover cop, is one ofmany people hooked on the popular drug, Substance D, which causes its users to develop split personalities.Fred is obsessed with taking down Bob, a notorious drug dealer, but due to his Substance D addiction, he doesnot know that he is also Bob.Click for More Details & Customer Reviews