MyEpisodeCalendar.com - Sealab 2020 Episode Summaries

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First Aired: September 9th, 1972

Status: Ended

Genre: Family, Animation, Sci-Fi & Fantasy

Network: NBC

Summary: Sealab 2020 is an American animated television series produced by Hanna-Barbera. The show premiered on NBC on September 9, 1972. The series aired its 13th and final episode on December 2, 1972, with three episodes unaired. As with most Hanna-Barbera series, the show is in occasional rotation on Boomerang, the TV channel that owns the Hanna-Barbera archives.

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Episode Statistics:

# of Episodes: 13

# of Episodes I watched: 0

# of Episodes I haven't watched: 13

Last Episode I watched: -

Sealab 2020 (1972) Main Page

Episode Summaries

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Season 1

Episode 1: Deep Threat

Air Date: September 9th, 1972

Summary: An earthquake spells danger for Sealab when the recurring mass of shock waves ruptures exposed canisters of radioactive waste.

Episode 2: Lost

Air Date: September 16th, 1972

Summary: An 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.

Episode 3: Green Fever

Air Date: September 23rd, 1972

Summary: A 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.

Episode 4: The Singing Whale

Air Date: September 30th, 1972

Summary: A 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.

Episode 5: The Shark Lover

Air Date: October 7th, 1972

Summary: The entire Sealab complex is threatened by an increasing buildup of aggressive sharks in the area.

Episode 6: The Basking Shark

Air Date: October 14th, 1972

Summary: When 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.

Episode 7: Where Dangers Are Many

Air Date: October 21st, 1972

Summary: Ed, Gail, and Hal become "muckrakers" when ocean waters around Sealab become blanketed with layers of loosened silt

Episode 8: Backfire

Air Date: October 28th, 1972

Summary: Ed considers resigning from Sealab after Dr. Williams grants permission to a submarine geologist to use explosives on Seamount for the purpose of oil exploration.

Episode 9: The Deepest Dive

Air Date: November 4th, 1972

Summary: 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.

Episode 10: The Challenge

Air Date: November 11st, 1972

Summary: An 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.

Episode 11: Collision of the Aquarius

Air Date: November 18th, 1972

Summary: Human complications make dealing with the mechanical ones more difficult when cargo sub "Aquarius" crashes into Seamount and endangers the Sealab complex.

Episode 12: The Capture

Air Date: November 25th, 1972

Summary: Although 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.

Episode 13: The Artic Story

Air Date: December 2nd, 1972

Summary: The crew of Sealab ventures into the frozen Arctic to rescue two scientists who have been trapped by a blizzard while on a scientific expedition.

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