John F. Kennedy

Greg Kinnear

Jacqueline Kennedy

Katie Holmes

Robert F. Kennedy

Barry Pepper

Joseph Kennedy Sr.

Tom Wilkinson

Rose Kennedy

Diana Hardcastle

Ethel Kennedy

Kristin Booth

Frank Sinatra

Chris Diamantopoulos

Michelle

Rachel Wilson

Lyndon B. Johnson

Don Allison

General Thomas Bennett

Barry Flatman

Sam Giancana

Serge Houde

McGeorge Bundy

Dan Lett

Agent Abraham Bolden

Rothaford Gray

Jimmy Ryan

Alex Poch-Goldin

Marilyn Monroe

Charlotte Sullivan

Young Jack Kennedy

John White

Evelyn Lincoln

Janelle Hutchison

Giancana's Henchman

Egidio Tari

Caroline Kennedy

Ava Preston

Charles Bartlett

Greg Campbell

Kennedy Worker

Geoffrey Pounsett

Joseph Russo

Carlo Berardinucci

J. Edgar Hoover

Enrico Colantoni

Mrs. Shaw

Tedde Moore

Joe Kennedy Jr.

Gabriel Hogan

Robert McNamara

Jonathan Whittaker

Governor Ross Barnett

Peter MacNeill

Allen Dulles

Allan Royal

Janet Auchincloss

Shauna Macdonald

Janet Auchincloss

Shauna MacDonald

Mike

Alexis Cassar

Herself

Pat Nixon

Voter

Llyane Stanfield

Henry Cabot Lodge Jr.

Richard Nixon