 | Jacobo Arbenz | ... | Himself, President of Guatemala (archive footage) (as President Arbenz) |
 | Mike Bradley | ... | Himself, Mayor of Sarnia, Ontario, Canada |
 | Arthur A. Busch | ... | Himself, County prosecutor, Flint, Michigan (as Arthur Busch) |
 | George Bush | ... | Himself (archive footage) (as Bush) |

| George W. Bush | ... | Himself, President of the United States (archive footage) |
 | Michael Caldwell | ... | Himself, police detective |
 | Richard Castaldo | ... | Himself, Columbine victim |

| Dick Clark | ... | Himself, restaurant owner |
 | Steve Davis | ... | Himself, deputy sheriff (archive footage) |
 | Ngo Dinh Diem | ... | Himself, President of South Vietnam (archive footage) (as President Diem) |
 | Byron Dorgan | ... | Himself (archive footage) |
 | Mike Epstein | ... | Shopper in Mall |
 | Joe Farmer | ... | Himself, superintendent of schools (archive footage) |
 | Mike Fasolo | ... | Corporate Criminal (DVD only) (archive footage) |
 | Denny Fennell | ... | Himself, home security consultant |
 | Barry Glassner | ... | Himself, author of "The Culture of Fear" (as Prof. Barry Glassner) |
 | John Harris | ... | Himself (voice) |
 | Dick Herlan | ... | Himself (as Richard Herlan) |

| Charlton Heston | ... | Himself, actor / NRA president |
 | Jeremy Hicks | ... | Himself, suspended student for wearing kilts (archive footage) |
 | Ernest F. Hollings | ... | Himself (archive footage) (as Senator Fritz Hollings) |
 | Jimmie Hughes | ... | Herself, principal of Buell Elementary School |
 | Dick Hurlin | ... | Himself, former producer of "Cops" |
 | Amanda Lamante | ... | Herself, Columbine student |
 | Mary Lorenz | ... | Herself, K-Mart official |

| Marilyn Manson | ... | Himself, entertainer |
 | Daniel Mauser | ... | Himself (archive footage) |
 | Tom Mauser | ... | Himself, father of victim |
 | Evan McCollum | ... | Himself, Lockheed Martin public relations |
 | Timothy McVeigh | ... | Himself, Oklahoma City bomber (archive footage) |
 | Carey McWilliams | ... | Himself, blind gun owner (archive footage) |
 | Gerald Miller | ... | Himself, Welfare-to-Work creator (archive footage) |

| Michael Moore | ... | Himself / Narrator |
 | Mohammed Mossadegh | ... | Himself, Prime Minister of Iran (archive footage) (as Prime Minister Mossadeq) |
 | James Nichols | ... | Himself, brother of Terry Nichols |
 | Terry Nichols | ... | Himself, Oklahoma City bombing accomplice (archive footage) |
 | Manuel Noriega | ... | Himself, President of Panama (archive footage) |
 | Tamarla Owens | ... | Herself, mother of boy who shot girl (archive footage) |
 | Shah Mohammed Reza Pahlavi | ... | Himself, Shah of Iran (archive footage) |
 | Robert J. Pickell | ... | Himself, sheriff of Flint, Michigan (as Sheriff Robert Pickell) |
 | Augusto Pinochet | ... | Himself, Chilean dictator (archive footage) |
 | Jeff Rossen | ... | Himself, FOX reporter (archive footage) |
 | David Satcher | ... | Himself (archive footage) (as Dr. David Satcher) |
 | Nicole Schlief | ... | Herself |
 | David Smith | ... | Himself, Sarah's husband (voice) (archive footage) |
 | Susan Smith | ... | Herself, child murderess (archive footage) |

| Matt Stone | ... | Himself, former Columbine student |
 | Mark Taylor | ... | Himself, Columbine victim |