The Kennedys

Greg Kinnear

Jack Kennedy

Barry Pepper

Robert F. Kennedy

Katie Holmes

Jackie Kennedy

Tom Wilkinson

Joe Kennedy Sr.

Diana Hardcastle

Rose Kennedy

Kristin Booth

Ethel Kennedy

Jonathan Whittaker

Robert McNamara

Charlotte Sullivan

Marilyn Monroe

Alex Poch-Goldin

Jimmy Ryan

Richard Nixon

Self (archive footage) (uncredited)

Serge Houde

Sam Giancana

Rothaford Gray

Agent Abraham Bolden