Newest CONCUSSION Trailer Don’t miss the newest CONCUSSION trailer! The film, written and directed by Peter Landesman (Parkland), stars Will Smith, Alec Baldwin, Adewale Akinnuoye-Agbaje, Gugu Mbatha-Raw, Luke Wilson, David Morse, Richard T. Jones, Arliss Howard, and Albert Brooks. CONCUSSION will be released in theaters on December 25. 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.