as Frank McIntosh

as Dr. Bruce Kimball

as U. N. Official #1

as Sgt. Topf

as Military Computer Entry - Missile Launch (uncredited)

as Larry Hamilton

as TV Reporter

as Man (uncredited)

as Bob Sibley

as Slow Boy (uncredited)

as Party Guest

as Patrolman

as C-47 Transport Pilot (uncredited)

as Fred Dunbar