Season 1 (1964)

Eleven Days to Zero
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September 14, 1964 • 1h

A gigantic tidal wave will destroy much of the civilized world, but Admiral Harriman Nelson has a plan to stop it -- Seaview will ...Read more

The City Beneath the Sea
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September 21, 1964 • 1h

While investigating the disappearance of research ships in the Aegean, the Seaview is damaged by a bomb. Captain Crane goes ashore...Read more

The Fear-Makers
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September 28, 1964 • 1h

After Seaview's sister ship, Polidor, is lost on an experimental deep dive, Seaview continues with the tests. Unknown to the alrea...Read more

The Mist Of Silence
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October 5, 1964 • 1h

On a rendezvous mission, Crane and several crewmen are drugged into unconsciousness on a deserted yacht. Waking up in a South Amer...Read more

The Price of Doom
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October 12, 1964 • 1h

A husband and wife Antarctic research team is killed by an experiment on plankton gone wild. Seaview arrives to investigate and ta...Read more

The Sky is Falling
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October 19, 1964 • 1h

An alien spaceship lands in the ocean, and Seaview is sent to investigate. Although Seaview is powerless in the vicinity of their ...Read more

Turn Back the Clock
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October 26, 1964 • 1h

A lush, tropical, verdant paradise in the South Pole? Living dinosaurs? Such fanciful ideas must surely be the ravings of a madman...Read more

The Village of Guilt
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November 2, 1964 • 1h

A sea monster kills three villagers in a Norwegian fjord; however, one man survives. Seaview arrives to investigate. Nelson and Cr...Read more

Hot Line
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November 9, 1964 • 1h

A Soviet satellite has crashed into the sea and its nuclear reactor must be disarmed before it causes a disaster. Two Soviet scien...Read more

Submarine Sunk Here
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November 16, 1964 • 1h

Damaged by an explosion from an old mine field, Seaview takes a dive to the ocean floor. Listing dangerously, running out of oxyge...Read more

The Magnus Beam
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November 23, 1964 • 1h

A mysterious weapon is destroying American U2s. The Seaview's mission is to find the weapon and destroy it. Captain Crane goes und...Read more

No Way Out
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November 30, 1964 • 1h

Nelson and Crane go undercover and risk their lives in order to bring a Communist defector back to the United States. But the man ...Read more

The Blizzard Makers
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December 7, 1964 • 1h

In blizzard-wracked Florida, Nelson contacts a meteorologist who may be able to help explain the strange weather conditions. That ...Read more

The Ghost of Moby Dick
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December 14, 1964 • 1h

An old friend of Nelson's comes aboard Seaview to continue his research into the giant whale that destroyed his ship, crippling hi...Read more

Long Live the King
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December 21, 1964 • 1h

When the King of a small but friendly nation is assassinated, Seaview is assigned to take the young Crown Prince back home to assu...Read more

Hail to the Chief
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December 28, 1964 • 1h

Injured in a fall, the President of the United States is in desperate need of surgery -- and the operation must be kept secret. Na...Read more

The Last Battle
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January 4, 1965 • 1h

Admiral Nelson is kidnapped from a plane during mid-flight and held on a remote island by Nazis who plan to conquer the world.

Mutiny
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January 11, 1965 • 1h

After Nelson's experimental submarine is attacked by a giant jellyfish, tension mounts aboard the Seaview as Nelson exhibits signs...Read more

Doomsday
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January 18, 1965 • 1h

When a mass missile launching by a foreign power sets the U.S. on nuclear alert, the Seaview goes into a fail-safe maneuver, but i...Read more

The Invaders
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January 25, 1965 • 1h

An undersea earthquake exhumes hundreds of strange metallic capsules, and a powerful humanoid creature who could destroy mankind i...Read more

The Indestructible Man
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February 1, 1965 • 1h

After returning from a mission on deep space, a lifelike robot is brought aboard the Seaview, but the crew soon discovers that the...Read more

The Buccaneer
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February 8, 1965 • 1h

A mad art connoisseur seizes control of the Seaview and plans to pirate Leonardo da Vinci's Mona Lisa from a French Ship bound for the World's Fair.

The Human Computer
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February 15, 1965 • 1h

A newly installed super-computer is tested on the Seaview...but the enemy has other plans.

The Saboteur
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February 22, 1965 • 1h

Crane is brainwashed by enemy agents, and his new mission is to deactivate certain strategic undersea missiles and to assassinate Admiral Nelson!

Cradle of the Deep
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March 1, 1965 • 1h

A strange experiment to speed up evolution goes horribly awry, and an enormous protoplasm monster threatens the lives of the entire crew.

The Amphibians
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March 8, 1965 • 1h

The cre of the Seaview is called to investigate an undersea laboratory where scientists are surgically transforming humans into amphibians.

The Exile
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March 15, 1965 • 1h

Nelson is stranded aboard a life raft with the ex-premier of a hostile foreign power who carries vital information on a plot to de...Read more

The Creature
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March 22, 1965 • 1h

The crew is joined by Captain Adams, the sole survivor of an ill-fated missile launch, in search of the mysterious force responsible for the disaster.

The Enemies
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March 29, 1965 • 1h

Nelson and Crane hear about the destruction of the submarine Angler. When they read the captain's log and hear the tapes made in t...Read more

The Secret of the Loch
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April 5, 1965 • 1h

The Seaview travels to Scotland via a secret, underground conduit to investigate the mystery of the legendary Loch Ness Monster.

The Condemned
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April 12, 1965 • 1h

Nelson and Crane are dismayed when an egotistical, publicity-seeking scientist is given command of the Seaview to test a new press...Read more

The Traitor
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April 19, 1965 • 1h

Nelson's sister is abducted by enemy agents who demand top-secret information as ransom, but will Nelson betray his country to pro...Read more