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