Zac Efron
Jim Carrico
Acting
Marcia Gay Harden
Doris Nelson
Acting
Paul Giamatti
Abraham Zapruder
Acting
Billy Bob Thornton
Forrest Sorrels
Acting
Jacki Weaver
Marguerite Oswald
Acting
Ron Livingston
James Hosty
Acting
Jeremy Strong
Lee Harvey Oswald
Acting
James Badge Dale
Robert Oswald
Acting
Tom Welling
Roy Kellerman
Acting
Colin Hanks
Dr. Malcom Perry
Acting
Jackie Earle Haley
Father Oscar Huber
Acting
David Harbour
Gordon Shanklin
Acting
Paul Sparks
Harry McCormick
Acting
Mark Duplass
Kenneth O'Donnell
Acting
Rory Cochrane
Earl Rose
Acting
Matt Barr
Paul Mikkelson
Acting
Austin Nichols
Emory Roberts
Acting
Gil Bellows
David Powers
Acting
Jonathan Breck
Winston Lawson
Acting
Elizabeth Tulloch
Marilyn Sitzman
Acting
Dana Wheeler-Nicholson
Lillian Zapruder
Acting
Kat Steffens
Jacqueline Kennedy
Acting
Brett Stimely
President Kennedy
Acting
Sean McGraw
Lyndon B. Johnson
Acting
Jimmie Dale Gilmore
Reverend Saunders
Acting
Gary Grubbs
Dr. Kemp Clark
Acting
Bryan Batt
Malcolm Kilduff
Acting
Glenn Morshower
Mike Howard
Acting
Chuck Huber
Hugh Jamieson
Acting
Gary Clarke
Admiral George Burkley
Acting
Mallory Moye
Emergency Room Nurse
Acting
Jason Douglas
Ken Howe
Acting
Larry Jack Dotson
Acme Brick Supervisor
Acting
Nico Evers-Swindell
Rufus Youngblood
Acting
Irene White
Hospital Switchboard Operator #1
Acting
Luci Christian
Hospital Switchboard Operator #2
Acting
Ellen Halper
Acme Brick Timekeeper
Acting
Chris Freihofer
Chamberlain
Production
Taylor Scorse
Nurse
Acting
Oryan Landa
Texas Ranger
Acting
Heath Allyn
Secret Service Agent (uncredited)
Acting
Sarah Joy Byington
Marina Oswald (uncredited)
Acting
John Cann
Secret Service Agent (uncredited)
Acting
Anthony J. Caruso
Secret Service Agent (uncredited)
Acting
Darryl Cox
Gen. Godfrey McHugh (uncredited)
Acting
Nathaniel Holt
Acme Brick Employee (uncredited)
Acting
Anne Lockhart
ER Nurse (uncredited)
Acting
Greg Wise
Doctor in Trauma Room (uncredited)
Acting
Jeff Gibbs
Kodak Lab Technician (uncredited)
Acting
Armando Gutierrez
Dallas Police Officer - Glen McBride (uncredited)
Production