December 7th

Walter Huston

Uncle Sam 'U.S.'

Harry Davenport

Mr. 'C'

Dana Andrews

Ghost of US sailor killed at Pearl Harbor

Paul Hurst

World War I Ghost Soldier

George O'Brien

Single Voice of the Dead Servicemen (voice)

James Kevin McGuinness

Narrator (voice)

Philip Ahn

Shinto Priest (uncredited)

Addie Allen

Self (uncredited)

Ralph Byrd

Reporter (uncredited)

James Conaty

Wounded Officer (uncredited)

Emperor Hirohito of Japan

Self (archive footage) (uncredited)

Adolf Hitler

Self (archive footage) (uncredited)