Concussion

Will Smith

Dr. Bennet Omalu

Alec Baldwin

Dr. Julian Bailes

Albert Brooks

Dr. Cyril Wecht

Gugu Mbatha-Raw

Prema Mutiso

David Morse

Mike Webster

Arliss Howard

Dr. Joseph Maroon

Mike O'Malley

Daniel Sullivan

Eddie Marsan

Dr. Steven DeKosky

Hill Harper

Christopher Jones

Adewale Akinnuoye-Agbaje

Dave Duerson

Stephen Moyer

Dr. Ron Hamilton

Richard T. Jones

Andre Waters

Paul Reiser

Dr. Elliot Pellman

Luke Wilson

Roger Goodell

Matthew Willig

Justin Strzelczyk

Elizabeth Tulloch

Keana Strzelczyk

Jason Davis

Defense Attorney

Sara Lindsey

Gracie

Kevin Jiggetts

FBI Agent

Gary Grubbs

FBI Agent

L. Scott Caldwell

Waters' Mother

Joni Bovill

Mrs. Scott

Joshua Elijah Reese

Graveyard Tech

Holt McCallany

Angry Neurologist

David Flick

Hospital Security Guard

Kelley Davis

Assistant

Samara Lee

Strzelczyk's Daughter

Nathan Hollabaugh

Young Reporter

Britanni Johnson

Rachel Green

Randy Kovitz

Deputy Mayor

Dan Ziskie

Paul Tagliabue

Larry John Meyers

Father D'Amico

Dan Anders

College Coach

Jeb Keller

High School Coach

Jackie Schafer

TV Reporter (Webster Site)

Mike Clark

TV Reporter (Interview)

Jared Pfennigwerth

Tech

Phillip Chorba

Tech

Alison Moir

Colleen Bailes

Dino Rende

Strzelczyk's Son

Cindy Jackson

Paramedic

Scott Miller

Contractor

Michael Schaich

Security Guard

Hennessey Joseph

NFL Employee

Antonia Long

Piano Player

Lisa Earley

Lodi Morgue Tech

Ann B. Betters

Cantor

Joe Fishel

Louisville Head Football Coach

Dihlon McManne

Reporter at Westin

Brittney Aleah

Altar Server (uncredited)

Christopher Boyer

Crockett (uncredited)

Deborah Charity

Attorney (uncredited)

Amy Lyn Elliott

Business Woman (uncredited)

Joe Gallipoli

Doctor (uncredited)

Carmen Gangale

Doctor (uncredited)

Trevor Lee Georgeson

NFL Mourner (uncredited)

David Gragg

Football Coach (uncredited)

Eme Ikwuakor

Amobi Okoye (uncredited)

Dontez James

Corpse (uncredited)

Wendell Kinney

NFL Football Player (uncredited)

David Dale McCue

Pittsburgh Police Officer (uncredited)

Ben McDonnell

Young Webster (uncredited)

Robert G. McKay

Mr. Scott (uncredited)

F. Robert McMurray

NFL Lawyer (uncredited)

Kimberly Ryans

Business Woman (uncredited)

P. Scott Conner

ER Doctor

Jared Scott

Justin Strelczyk (uncredited)

Jackson Nunn

Church Member (uncredited)