An "unknown force" declares war against planet Earth when the United Nations disobeys warnings to cease and desist in its attempts at assembling the first satellite in the atmosphere.
Dave Boyer
Sybil Carrington
Dr. Pol Van Ponder
Cole Hotchkiss
Jason ibn Akad
Dr. Howard Lazar
John Compo
Brunet Helmsman of Satellite
Blond Helmsman of Satellite
Mr. LeMoine
Jay
Mitzi
The President
Crewman with Gun
Reporter
Ground Control (uncredited)
Technician (uncredited)
Reporter (uncredited)
Reporter (uncredited)
