as Cabinet Secretary (uncredited)
as Colonel Nathan Dudley
as Gun Crewman (uncredited)
as Capt. Rex Morgan
as Doctor Terry
as Dr. Jeff Turner
as Lt. Crofts Livingstone, USN
as Prof. Ralph Fontayne
as Eddie Carstairs
as Capt. Rufe Blackwell / Sam Gilmore
as Self (archive footage)
as Lloyd Morgan
as Lt. Col. Glenn Manning
as Officer Pete Grayson
as Roger McRae
as Capt. Petersen
as Gen. Knowland
as Judson
as Warden's Secretary (uncredited)
as Capt. Ross
as Capt. Stewart (uncredited)
as Capt. Jonathan West
as Interne
as Lieutenant Ashley Crothers
as Reporter (uncredited)
as Jack Holbrook
as Pietro Leoni
as Johnny
as Student
as Sam Casey
as Prosecutor
as Edmund Dantes
as Bill Van Dyke III
as North Carolina Congressman
as Self
as Frank Morrow
as Rex
as Dr. Dawson
as Jeff Standish
