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Watch Voyage to the Bottom of the Sea - Season 2 Episode 25 Online!:

Drs. Paul Ward and Peter Omir have discovered a powerful new element -- Subterranium 116. This element can produce limitless pure energy, but Omir may have another agenda.

Writing:
  • Irwin Allen

Stars:
Release Date: 1964-09-14
Seasons: 1 2 3 4
TMDb: 1 2 3 4 5 7.7/10
  • Country: US
  • Language: English
  • Runtime: 50

Other episodes for this season

Jonah and the Whale
Episode 1 - Jonah and the Whale
Time Bomb
Episode 2 - Time Bomb
...And Five of Us Are Left
Episode 3 - ...And Five of Us Are Lef...
The Cyborg
Episode 4 - The Cyborg
Escape from Venice
Episode 5 - Escape from Venice
The Left-Handed Man
Episode 6 - The Left-Handed Man
The Deadliest Game
Episode 7 - The Deadliest Game
Leviathan
Episode 8 - Leviathan
The Peacemaker
Episode 9 - The Peacemaker
The Silent Saboteurs
Episode 10 - The Silent Saboteurs
The X Factor
Episode 11 - The X Factor
The Machines Strike Back
Episode 12 - The Machines Strike Back
The Monster from Outer Space
Episode 13 - The Monster from Outer Sp...
Terror on Dinosaur Island
Episode 14 - Terror on Dinosaur Island
Killers of the Deep
Episode 15 - Killers of the Deep
Deadly Creature Below!
Episode 16 - Deadly Creature Below!
The Phantom Strikes
Episode 17 - The Phantom Strikes
The Sky's On Fire
Episode 18 - The Sky's On Fire
Graveyard of Fear
Episode 19 - Graveyard of Fear
The Shape of Doom
Episode 20 - The Shape of Doom
Dead Men's Doubloons
Episode 21 - Dead Men's Doubloons
The Death Ship
Episode 22 - The Death Ship
The Monster's Web
Episode 23 - The Monster's Web
The Menfish
Episode 24 - The Menfish
The Mechanical Man
Episode 25 - The Mechanical Man
The Return of the Phantom
Episode 26 - The Return of the Phantom