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.

Will Smithas Dr. Bennet Omalu
Alec Baldwinas Dr. Julian Bailes
Albert Brooksas Dr. Cyril Wecht
Gugu Mbatha-Rawas Prema Mutiso
David Morseas Mike Webster
Arliss Howardas Dr. Joseph Maroon
Mike O'Malleyas Daniel Sullivan
Eddie Marsanas Dr. Steven DeKosky
Hill Harperas Christopher Jones
Adewale Akinnuoye-Agbajeas Dave Duerson
Salvatore Totino