as Mr. Jameson from Chicago (uncredited)
as Secretary of State
as Studio Executive (uncredited)
as Leonard - College Regent (uncredited)
as Board member (uncredited)
as Charlie Goldring
as Bailey
as Governor of the Mountains (uncredited)
as Newscaster (uncredited)
as Mental Patient (uncredited)
as Station Commander
as Secretary of State (uncredited)
as Executive (uncredited)
as Evacuee from Newhall
as Colonel Reed
as Harry Bliss
as Mr. Simmons
as Gen. Towns
as Diplomat
as Grantland Rice
as George Packer
as Dr. Morton
as Defense Secretary
as Adm. Nimitz
as Judge
as Coroner
as General
as Chief Sullivan
as David Forbes
as 3rd Senator
as Miles Gratton (uncredited)
as Archibald Cox
as Capt. Pete Ingersoll
as Maj. Horace Tillman
as MacAlwee
as A.C. Thompson
as Adm. Phillips
as Benny
as Captain Franklin
as Amos Lawrence
as Frank Patton
as Sheriff Clark
as Admiral Westervliet
as Admiral Komack
as The Commissioner
as Captain
as Dr. Gordon Miller
as Admiral Haines
as Martian
as General Moore
as General Alton
as Mr. Baker
as Ted Thatcher
as Irving Patrick
as Deputy Police Chief Eugene W. Towne
as George Greenleaf / Ray Fahasateur
as John McLinton
as Gilbert
as Col. Newcomb
as Priest-Secretary
as George Ranger
as Judge #2
as Captain Hillman
as Judge Brawley
as Second Judge
as Farrell
as Capt. Keith Gregory
as Meyers
as Sheriff Crowell
as Henry Hansen
as Amos Judd
as John C. Cavanaugh
as Mr. Burrows
as Massey's Attorney (uncredited)
as Wilson Ingersall
as The Doctor
as Mr. Gregory
as General Fredricks
as Leland Hagerman
as Dr. Cowan
as Alfred E. Chambers
as Franklyn Buckley
as Mr. Westphal
as Gen. Beauregard
as Mayor Hall
as Judge Cornwall
as Majordomo
as General Squires
as Mr. Howard
as Charles Lee Horne
as Cabinet Secretary
as McAdams
as Leith Houser
as Professor Thompson
as Father
as Roger Harris
as Mr. Bowers
as Mr. Finletter
as Max Benson
as Commisioner Grant
as Judge Roger Allman
as Glen Stillwell
as Clinton Saunders
