Woody Harrelson

Character: Lyndon B. Johnson

Michael Stahl-David

Character: Robert F. Kennedy

Richard Jenkins

Character: Sen. Richard Russell

Jennifer Jason Leigh

Character: Lady Bird Johnson

Jeffrey Donovan

Character: John F. Kennedy

Bill Pullman

Character: Ralph Yarborough

Brian Stepanek

Character: Rufus Youngblood

Tim Ransom

Character: Larry O'Brien

C. Thomas Howell

Character: Walter Jenkins

Doug McKeon

Character: Hubert H. Humphrey

Rich Sommer

Character: Pierre Salinger

Gary Grubbs

Character: Everett Dirksen

John Burke

Character: John Connally

Kim Allen

Character: Jacqueline Kennedy

Brent Bailey

Character: Ted Sorensen

Joe Chrest

Character: McGeorge Bundy

Judd Lormand

Character: Robert McNamara

Dan Hewitt Owens

Character: Abe Fortas

John Ellison Conlee

Character: George Reedy

Michael Mosley

Character: Kenny O’Donnell

Darrel Guilbeau

Character: Jack Valenti

Oliver Edwin

Character: Bill Moyers

Aaron Mitchell

Character: Senator / Police Officer (uncredited)