 Orson WellesPresenter / Narrator (voice) | Presenter / Narrator (voice) |
 Richard ButlerNostradamus | Nostradamus |
 Philip L. ClarkeNostradamus (voice) | Nostradamus (voice) |
 Ray LaskaThe Warlord | The Warlord |
| JJason NeSmithChild Nostradamus | Child Nostradamus |
| HHoward AckermanYoung Nostradamus | Young Nostradamus |
| BBrass AdamsThe Grandfather | The Grandfather |
| TTerry ClotiauxNostradamus' Father | Nostradamus' Father |
 David BurkeThe Friar | The Friar |
| BBob BigelowThe Dinner Host | The Dinner Host |
| MMarji MartinThe Maid | The Maid |
| TThor NielsenThe Cook | The Cook |
 Harry BuginWarlord's Aide | Warlord's Aide |
| EEmile HamatyWarlord's Aide | Warlord's Aide |
| DDante RochettiWarlord's Adjutant | Warlord's Adjutant |
 Ross EvansThe President | The President |
 Paul ValentineThe Secretary of State | The Secretary of State |
| CCharles Neilson GatteySelf - Nostradamus Scholar | Self - Nostradamus Scholar |
 Edgar D. MitchellSelf - Astronaut | Self - Astronaut |
 King George VI of the United KingdomSelf (archive footage, uncredited) | Self (archive footage, uncredited) |
 John F. KennedySelf (archive footage, uncredited) | Self (archive footage, uncredited) |
 Robert F. KennedySelf (archive footage, uncredited) | Self (archive footage, uncredited) |
 Ted KennedySelf (archive footage, uncredited) | Self (archive footage, uncredited) |
 John F. Kennedy, Jr.Self (archive footage, uncredited) | Self (archive footage, uncredited) |
 Caroline KennedySelf (archive footage, uncredited) | Self (archive footage, uncredited) |
 Lyndon B. JohnsonSelf (archive footage, uncredited) | Self (archive footage, uncredited) |
 Jacqueline KennedySelf (archive footage, uncredited) | Self (archive footage, uncredited) |
 Earl WarrenSelf (archive footage, uncredited) | Self (archive footage, uncredited) |
 Neil ArmstrongSelf (archive footage, uncredited) | Self (archive footage, uncredited) |
 John ConnallySelf (archive footage, uncredited) | Self (archive footage, uncredited) |
