Underdog - Season 3 Episode 13 13. Bölüm
A strange object crash-lands on earth. A group of scientists check out the mysterious object, determining that it's a harmless, dead comet. The scientists leave the scene unaware of the fact that a secret door opens from the center of this strange thing and two evil looking space aliens emerge from this strange object.
- Tür: Animation, Comedy
- Stüdyo: NBC
- Anahtar kelime: superhero, dog, cartoon dog
- Oyuncular: Wally Cox, Sandy Becker, Kenny Delmar, George S. Irving, Mort Marshall, Norma MacMillan
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