Douglas Evans

as Leland Stone

as Tom Ward

as Sam Derrick

as Mr. Pierson

as Colonel (uncredited)

as Man

as Kincaid

as The Director

as Salesman

as Clerk

as Judge

as Magistrate

as Editor Norman Taggart

as Leo Raymond

as Councilman Gillen (uncredited)

as Pilot

as Rodney Brewster

as Jason, the Norm traitor

as Raymond

as Brigadier General at Briefing (uncredited)

as Government Employee (uncredited)

as Maj. Talbot

as Doug

as Carstairs (uncredited)

as Gen. Garvin

as Lobel

as Lt. Smith (Personnel Dept.)

as Civil Defense Chairman

as Director (uncredited)

as Mountie Sergeant

as Lawyer Ken Jordan

as Curt Reynolds

as Newscaster (uncredited)

as Tom Whitney

as Radio Announcer

as "James Hunter"

as Jack Miles (uncredited)

as Eddie - Salesman on Phone (uncredited)

as Devereaux, posing as Manning

as Jeff Middleton, Owner of Oro City Hotel

as Chairman

as Mel Porter

as Radio Announcer

as Lance Regan

as Secret Service Inspector Crehan

as George (Uncredited)

as Jim Hudson

as Lance Dawson

as Mark Howell

as Rod Jackson

as Radio Announcer

as Longdon

as Dr. Kenneth G. Swann

as Grimes Atwood

as Radio Announcer

as Police Broadcaster

as Radio Announcer (uncredited)

as Radio Announcer (voice)

as Police Announcer (uncredited)

as Police Radio Announcer (uncredited)

as Sergeant - Wireless Operator

as 'We the People' Radio MC

as Martin Mortinson (uncredited)

as Douglas Evans, Radio Announcer (uncredited)

as Francis Scott Key (uncredited)