Orson Welles as Presenter / Narrator (voice)

Ray Laska as The Warlord

Harry Bugin as Warlord's Aide

David Burke as The Friar

Ross Evans as The President

Paul Valentine as The Secretary of State

Philip L. Clarke as Nostradamus (voice)

Queen Mary as Self (archive footage)

Elizabeth II of the United Kingdom as Self (archive footage)

Queen Elizabeth the Queen Mother as Self (archive footage)

Princess Margaret as Self (archive footage)

Jacqueline Kennedy as Self (archive footage)

Caroline Kennedy as Self (archive footage)

Wallis Simpson as Self (archive footage)

King Edward VIII of the United Kingdom as Self (archive footage)

King George VI of the United Kingdom as Self (archive footage)

John F. Kennedy as Self (archive footage)

Robert F. Kennedy as Self (archive footage)