True story of doctor that first discovered CTE in the NFL. Blu-ray Year 2015 Theatrical Release 2015-12-25 Video Release 2016-03-29 Studio Sony Pictures Genre Drama MPAA Rating PG-13 CARA thematic material including some disturbing images, and language Color Color Runtime 104 Animated Live-Action Full Synopsis Will Smith stars in Concussion, a dramatic thriller based on the incredible true David vs. Goliath story of American immigrant Dr. Bennet Omalu, the brilliant forensic neuropathologist who made the first discovery of CTE, a football-related brain trauma, in a pro player and fought for the truth to be known. Omalu's emotional quest puts him at dangerous odds with one of the most powerful institutions in the world. Director Peter Landesman Cast Peter Landesman; Will Smith; Alec Baldwin; Luke Wilson; Gugu Mbatha-Raw; Arliss Howard; Paul Reiser; David Morse; Albert Brooks