Dr. Ed Wainwright
Audrey Aimes
Gen. John Hanson
Frank Johnson
Col. Tom Sturgeon (as Thomas B. Henry)
Cpl. Mathias
Capt. James Barton
Maj. Everett
Illinois Highway Patrolman
Teenage Girl in Car
Frank - Soldier
Gen. John T. Short
Norman Taggart - News Editor
Teenage Boy in Car
Lieutenant
Dave
Soldier at Observation Post #3
Soldier at Observation Post #1
Soldier at Observation Post #2
Chuck - National Guard Corporal
B-52 Pilot (uncredited)
TV Announcer (uncredited)
Helicopter Pilot (uncredited)
Soldier (uncredited)
Red Cross Representative (uncredited)
Army Sentry (uncredited)
Helicopter Pilot / Airplane Pilot (voice) (uncredited)
Police Lt. MacKenzie (uncredited)
Police Dispatcher (uncredited)
National Guard Sergeant (uncredited)
Insecticide Man (uncredited)
Extra beside Red Cross Representative (uncredited)
Col. Hill (uncredited)
Headquarters Sergeant (uncredited)