
Sealab 2020
Commanded by Captain Michael Murphy, Sealab is dedicated to the exploration of the seas and the protection of marine life. Among other things, the crew of Sealab faced such challenges as attacks from sharks and giant squids, potential environmental disasters, and threats to Sealab and marine life from shipping.
Cast: Pamelyn Ferdin, John Stephenson, Jerry Dexter
Season 1
13 episodes
1. Deep ThreatAn earthquake spells danger for Sealab when the recurring mass of shock waves ruptures exposed canisters of radioactive waste.TV-Y7CCSep 9, 1972
2. LostAn approaching red tide has more than the fish in a panic - the murky oceanic flux, which initiates a process of oxygen depleting, could cut off the life support system of Sealab.TV-Y7CCSep 16, 1972
3. Green FeverA red alert is signaled after a supply ship's concrete mooring, cast off during a hurricane, unwittingly strikes Sealab's control dome and splits a major section of the shell.TV-Y7CCSep 23, 1972
4. The Singing WhaleA new world opens up for Roger Cummings, a disabled boy whose father is doing research at Sealab, when Bobby befriends him and teaches him how to dive.TV-Y7CCSep 30, 1972
5. The Shark LoverThe entire Sealab complex is threatened by an increasing buildup of aggressive sharks in the area.TV-Y7CCOct 7, 1972
6. The Basking SharkWhen a space probe loses its parachute during reentry and plummets out of sight into the ocean's depths, the staff of Sealab is called on to locate it.TV-Y7CCOct 14, 1972
7. Where Dangers Are ManyEd, Gail, and Hal become "muckrakers" when ocean waters around Sealab become blanketed with layers of loosened siltTV-Y7CCOct 21, 1972
8. BackfireEd considers resigning from Sealab after Dr. Williams grants permission to a submarine geologist to use explosives on Seamount for the purpose of oil exploration.TV-Y7CCOct 28, 1972
9. The Deepest DiveHal, 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.TV-Y7CCNov 4, 1972
10. The ChallengeAn archaeologist enlists the aid of Hal, Ed, and Gail in removing ancient Mayan gold artifacts buried in the hold of a vessel sunk during WWI.TV-Y7CCNov 11, 1972
11. Collision of the AquariusHuman complications make dealing with the mechanical ones more difficult when cargo sub "Aquarius" crashes into Seamount and endangers the Sealab complex.TV-Y7CCNov 18, 1972
12. The CaptureAlthough the Sealab crew doesn't like helping Mr. Harlan trap two animals from every species on the Seamount for a new aquarium, they carry out the task because of orders.TV-Y7CCNov 25, 1972
13. The Arctic StoryThe crew of Sealab ventures into the frozen Arctic to rescue two scientists who have been trapped by a blizzard while on a scientific expedition.TV-Y7CCDec 2, 1972
Sealab 2020
Commanded by Captain Michael Murphy, Sealab is dedicated to the exploration of the seas and the protection of marine life. Among other things, the crew of Sealab faced such challenges as attacks from sharks and giant squids, potential environmental disasters, and threats to Sealab and marine life from shipping.
Creators and cast
- Created by
- Joseph Barbera, William Hanna, Alex Toth
- Studio
- Hanna-Barbera Cartoons


























