Rob Reiner Director, Producer Woody Harrelson Lyndon B. Johnson Actor Richard Jenkins Senator Russell Actor Jennifer Jason Leigh Lady Bird Johnson Actor Bill Pullman Ralph Yarborough Actor Kim Allen Jacqueline Kennedy Actor Michael Stahl-David Robert F. Kennedy Actor C. Thomas Howell Walter Jenkins Actor Jeffrey Donovan John F. Kennedy Actor Doug McKeon Hubert H. Humphrey Actor Michael Mosley Kenny O'Donnell Actor Joe Chrest McGeorge Bundy Actor Rich Sommer Pierre Salinger Actor Brian Stepanek Rufus Youngblood Actor Thomas Francis Murphy Congressman Albert Brooks Actor Brent Bailey Ted Sorensen Actor Gary Grubbs Everett Dirksen Actor Joey Hartstone Screenwriter Matthew George Producer Liz Glotzer Producer Tim White Producer Trevor White Producer Michael R. Williams Producer Elizabeth A. Bell Executive Producer Chris Conover Executive Producer Allan Mandelbaum Executive Producer Julie B. May Executive Producer Danny Roth Executive Producer Martin Shafer Executive Producer Michael Tadross Jr. Executive Producer Damiano Tucci Executive Producer Barry Markowitz Cinematographer Bob Joyce Film Editing Marc Shaiman Original Music Christopher R. DeMuri Production Design Jaymes Hinkle Art Director Les Boothe Set Decoration Dan Moore Costume Design Jane Jenkins Casting