The Deepest Dive

November 4, 1972

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Sealab 2020 - S1 - E9

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.

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Sealab 2020: Season 1 - 13 Episode s

1x1 - Deep Threat
September 9, 1972
An earthquake spells danger for Sealab when the recurring mass of shock waves ruptures exposed canisters of radioactive waste.
1x2 - Lost
September 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.
1x3 - Green Fever
September 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.
1x4 - The Singing Whale
September 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.
1x5 - The Shark Lover
October 7, 1972
The entire Sealab complex is threatened by an increasing buildup of aggressive sharks in the area.
1x6 - The Basking Shark
October 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.
1x7 - Where Dangers Are Many
October 21, 1972
Ed, Gail, and Hal become "muckrakers" when ocean waters around Sealab become blanketed with layers of loosened silt
1x8 - Backfire
October 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.
1x9 - The Deepest Dive
November 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.
1x10 - The Challenge
November 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.
1x11 - Collision of the Aquarius
November 18, 1972
Human complications make dealing with the mechanical ones more difficult when cargo sub "Aquarius" crashes into Seamount and endangers the Sealab complex.
1x12 - The Capture
November 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.
1x13 - The Artic Story
December 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.

The Deepest Dive

Sealab 2020 - S1 - E9

Sealab 2020: Season 1 - 13 Episode s

1x1 - Deep Threat

1x2 - Lost

1x3 - Green Fever

1x4 - The Singing Whale

1x5 - The Shark Lover

1x6 - The Basking Shark

1x7 - Where Dangers Are Many

1x8 - Backfire

1x9 - The Deepest Dive

1x10 - The Challenge

1x11 - Collision of the Aquarius

1x12 - The Capture

1x13 - The Artic Story

Sealab 2020: All seasons

S0: Specials

S1: Season 1