Andrew Kingsley

(uncredited)

Thomas Shea

Caleb Grainger

Vice-President

Dr. Phil Julian

Mr. Frank

Gen. Keating

Narrator (voice)

Dr. Holliston

Dr. Glenn Gorham

Henry

Brewer

Professor Prosser

Michael Eaton

Dr. Curtis McDonald

General Thomas Ewing

President Franklin D. Roosevelt

Mike

Governor (uncredited)

Richard King

Taylor

Narrator (voice)

Porter McPhail

U.S. Medical Colonel

Dr. Duffy

Judge James Edwin Horton

Cap Collis

John Gunther

Richard Damian

Dr. Jeremy Stone

John Popper

Paul Maitland

Jack Eccles

Shelby

Robert

Barney

Dan Hilliard

Evan Clayton

Albert Graves

Neil Stanton

Sam Bonner

Grainger

Tomaselli

William Benson

Jackie Jackson

Alice's Escort

Cornelius Hackl

Al

Ted Harrison

Representative of Johnson K. Johnson (uncredited)

Shaw

Dependents Clearing Officer (uncredited)