Lyndon B. Johnson

Woody Harrelson

Lady Bird Johnson

Jennifer Jason Leigh

Senator Russell

Richard Jenkins

David-Robert F. Kennedy

Michael Stahl-David

Ralph Yarborough

Bill Pullman

John F. Kennedy

Jeffrey Donovan

Jacqueline Kennedy

Kim Allen

Walter Jenkins

C. Thomas Howell

Rufus Youngblood

Brian Stepanek

Pierre Salinger

Rich Sommer

Larry O'Brien

Tim Ransom

Kenny O'Donnell

Michael Mosley

Hubert H. Humphrey

Doug McKeon

Malcom Kilduff

Travis Wester

McGeorge Bundy

Joe Chrest

Arthur Schlesinger

Wallace Langham

Everett Dirksen

Gary Grubbs

John Connally

John Burke

Congressman Albert Brooks

Thomas Francis Murphy

Ted Sorensen

Brent Bailey

Spectator

Julia Holt

Robert McNamara

Judd Lormand

Abe Fortas

Dan Hewitt Owens

George Reedy

John Ellison Conlee

Jack Valenti

Darrel Guilbeau

Bill Moyers

Oliver Edwin

Senator / Police Officer (uncredited)

Aaron Mitchell