as Edwin Forbes
as The Colonel
as Howard Calloway
as U.S. President Trent
as Col. William "Mutt" Henderson
as Gen. Newton Armstrong
as Bill
as Dugan
as Judge Axel
as Narrator (uncredited)
as Dwight Eisenhower
as Dr. Perry
as The Professor
as Capt. Abraham Lewis Kolodny, MD
as Police Chief Dixon
