Season 1
Sealab 2020
13 EPISODES • 1972
Season 1 of Sealab 2020 was released on September 9 and consists of 13 episodes.

Episodes

1: Deep Threat
Sep 9, 1972
An earthquake spells danger for Sealab when the recurring mass of shock waves ruptures exposed canisters of radioactive waste.
2: Lost
Sep 16, 1972
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.
3: Green Fever
Sep 23, 1972
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.
4: The Singing Whale
Sep 30, 1972
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.
5: The Shark Lover
Oct 7, 1972
The entire Sealab complex is threatened by an increasing buildup of aggressive sharks in the area.
6: The Basking Shark
Oct 14, 1972
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.
7: Where Dangers Are Many
Oct 21, 1972
Ed, Gail, and Hal become "muckrakers" when ocean waters around Sealab become blanketed with layers of loosened silt
8: Backfire
Oct 28, 1972
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.
9: The Deepest Dive
Nov 4, 1972
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.
10: The Challenge
Nov 11, 1972
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.
11: Collision of the Aquarius
Nov 18, 1972
Human complications make dealing with the mechanical ones more difficult when cargo sub "Aquarius" crashes into Seamount and endangers the Sealab complex.
12: The Capture
Nov 25, 1972
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.
13: The Artic Story
Dec 2, 1972
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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