• Season 1 Episodes
• Season 2 Episodes
• Season 3 Episodes
• Season 4 Episodes
• Plot Synopses

1964-1965

Eleven Days to Zero	Plot Synopsis	Plot Description
The City Beneath the Sea	Plot Synopsis	Plot Description
The Fear-Makers	Plot Synopsis	Plot Description
The Mist of Silence	Plot Synopsis	Plot Description
The Price of Doom	Plot Synopsis	Plot Description
The Sky is Falling	Plot Synopsis	Plot Description
Turn Back the Clock	Plot Synopsis	Plot Description
The Village of Guilt	Plot Synopsis	Plot Description
Hot Line	Plot Synopsis	Plot Description
Submarine Sunk Here	Plot Synopsis	Plot Description
The Magnus Beam	Plot Synopsis	Plot Description
No Way Out	Plot Synopsis	Plot Description
The Blizzard Makers	Plot Synopsis	Plot Description
The Ghost of Moby Dick	Plot Synopsis	Plot Description
Long Live the King	Plot Synopsis	Plot Description
Hail to the Chief	Plot Synopsis	Plot Description
The Last Battle	Plot Synopsis	Plot Description
Mutiny	Plot Synopsis	Plot Description
Doomsday	Plot Synopsis	Plot Description
The Invaders	Plot Synopsis	Plot Description
The Indestructible Man	Plot Synopsis	Plot Description
The Buccaneer	Plot Synopsis	Plot Description
The Human Computer	Plot Synopsis	Plot Description
The Saboteur	Plot Synopsis	Plot Description
Cradle of the Deep	Plot Synopsis	Plot Description
The Amphibians	Plot Synopsis	Plot Description
The Exile	Plot Synopsis	Plot Description
The Creature	Plot Synopsis	Plot Description
The Enemies	Plot Synopsis	Plot Description
Secret of the Loch	Plot Synopsis	Plot Description
The Condemned	Plot Synopsis	Plot Description
The Traitor	Plot Synopsis	Plot Description