Sealab 2020 - Season 1 Episode 9
Hal, Ed, and Gail plunge to the lowest depths of the ocean in a special crystal bell to plant a second seismographic signaling device after the first one mysteriously disappears.
- शैली: Sci-Fi & Fantasy, Animation, Family, Kids
- स्टूडियो: NBC
- कीवर्ड: future, underwater
- कास्ट: Pamelyn Ferdin, John Stephenson, Jerry Dexter, Ann Jillian, Ross Martin, Josh Albee
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