Elenco (na ordem dos créditos)
Jack Van Laningham
Self - FBI Informant
Gerald Posner
Self - Author, Case Closed
Ronald Goldfarb
Self - Former Prosecutor, US Justice Department
Lamar Waldron
Self - Author, Legacy of Secrecy
Thom Hartmann
Self - Co-Author, Legacy of Secrecy
Abraham Bolden
Self - Former Secret Service Agent
G. Robert Blakey
Self - Former Chief Counsel, HSCA
Thomas Kimmel
Self - Former FBI Supervisor
Cyril H. Wecht
Self - Forensic Pathology Panel, HSCA
Alisdair Simpson
Narratorvoice
John Abt
Self - LawyerarchiveFootage
Juan Almeida Bosque
Self - Vice President of CubaarchiveFootage
Bernard Barker
Self - CIA AgentarchiveFootage
Fulgencio Batista
Self - President of CubaarchiveFootage
Angelo Bruno
Self - Philadelphia Mafia BossarchiveFootage
Fidel Castro
Self - 15th Prime Minister of CubaarchiveFootage
Frank Costello
Self - Luciano Crime Family BossarchiveFootage
David Ferrie
Self - PilotarchiveFootage
Joe Gallo
Self - Colombo Crime Family CapoarchiveFootage
Vito Genovese
Self - Genovese Crime Family BossarchiveFootage
Sam Giancana
Self - Chicago Outfit BossarchiveFootage
Jimmy Hoffa
Self - President of the International Brotherhood of TeamstersarchiveFootage
Lyndon B. Johnson
Self - 36th President of the United StatesarchiveFootage
Jacqueline Kennedy
Self - First Lady of the United StatesarchiveFootage
John F. Kennedy
Self - 35th President of the United StatesarchiveFootage
Robert F. Kennedy
Self - 64th United States Attorney GeneralarchiveFootage
Nikita Khrushchev
Self - 7th Premier of the Soviet UnionarchiveFootage
Carlos Marcello
Self - New Orleans Mafia BossarchiveFootage
Lee Harvey Oswald
Self - Alleged Assassin of John F. KennedyarchiveFootage
Johnny Roselli
Self - Chicago Outfit SoldierarchiveFootage
Jack Ruby
Self - Assassin of Lee Harvey OswaldarchiveFootage
Enrique Ruiz-Williams
Self - Cuban ExilearchiveFootage
David Sánchez Morales
Santo Trafficante Jr.
Self - Tampa Mafia BossarchiveFootage
Thomas Arthur Vallee
Self - Alleged Assassination ConspiratorarchiveFootage
Earl Warren
Self - 14th Chief Justice of the United StatesarchiveFootage