John Nesbitt

Narrator (voice)

Edward R. Stettinius Jr.

Himself, the U.S. Secretary of State

Jonathan Hale

Security Council Chair

Martin Kosleck

Delegate of Nation X (uncredited)

Miles Mander

Over the Shoulder Reader

Grant Mitchell

Passenger with newspaper

Lionel Stander

(uncredited)

George Zucco

Security Council Chair

Harold F. Kress

John Cromwell