Fireball XL5 S1E31 backdrop
Fireball XL5 poster

Fireball XL5 (1962)

S1E31 Invasion Earth

May 26, 1963 Season 1 Episode 31 Action & Adventure, Animation, Sci-Fi & Fantasy

A mysterious fog envelops Space City, cutting off all communication with the outside world. What secrets lie hidden within this eerie shroud?

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