E1 - Wakaki Shishi-tachi no Tanjo

Aired: October 13, 1979

E2 - Episode 2

Aired: October 13, 1979

E3 - Episode 3

Aired: October 13, 1979

E4 - Episode 4

Aired: October 13, 1979

E5 - Buru Noa Minami Kudasu!

Aired: October 20, 1979

Colin and his surviving classmates make it to the N-1 island where they find the mysterious Thundersub.

E6 - Sangosho Kyushutsu Sakusen

Aired: November 03, 1979

After launching the Thundersub, the thunder-team find a downed Cuban fighter pilot then launch their first attack on the Gotham.

E7 - The Secret of Gotham Base

Aired: November 10, 1979

E8 - Gotham's Terraforming Plan

Aired: November 17, 1979

While heading for Bermuda, Captain Noah and the thunder team discover the death force have enslaved the remaining human survivors of the Gotham invasion and they plan a rescue mission.

E9 - Adam and Eve of the South Seas

Aired: November 24, 1979

Colin and Domingo break into the death force base to rescue the enslaved human survivors.

E10 - Burning Southern Cross

Aired: December 01, 1979

E11 - Attack That Tower!

Aired: December 08, 1979

Colin and Capilla escape from the island with their lives before being rescued by the Tempest Junior.

E12 - Hurricane of Love and Anger

Aired: December 15, 1979

Kapilla and Tara try to appeal to Captain Noah to return them to Gypsy Atol.

E13 - Detour of Decision

Aired: December 22, 1979

While on their way to the Gilbert islands, the Thunder team discover the death force has constructed an elevator that can reach as high as the terror star.

E14 - Vow to Tomorrow

Aired: December 29, 1979

Captain Noah and the Thundersub team devise a plan to attack the Deathforces orbital elevator.

E15 - Tara, Her Love

Aired: January 05, 1980

The Thundersub returns to the gypsy atoll island to aid Kapila and Tara after receiving an S.O.S from them.

E16 - Crimson Tide Hell of Fear

Aired: January 12, 1980

In an attempt to make repairs to the Thundersub after the attack on the death force orbit elevator, Captain Noah and the thunder team change course to Antarctica.

E17 - Thrilling! The Dummy Strategy

Aired: January 19, 1980

After arriving at Antarctica, the Thunder team take refuge inside an iceberg for much needed recovery.

E18 - First Report from Bermuda

Aired: January 26, 1980

E19 - First Report from Bermuda

Aired: February 02, 1980

The Thundersub crew becomes stricken with food poisoning caused by a red tide. deployed by the death force and Anna and Sarah both try to find the antidote.

E20 - Showdown in the Abyss

Aired: February 09, 1980

The Thundersub gets entangled in an anti submarine Net set up by the death force but Anna comes up with an escape plan to get the Thundersub out.

E21 - The American Channel Breakthrough Strategy

Aired: February 16, 1980

E22 - Amazon Surprise Strategy

Aired: February 23, 1980

E23 - 48 Hours in Bermuda

Aired: March 01, 1980

Colin assumes command of the Tempest Jr after Skipper Grogen sacrifices himself to save tempest team from incoming Danger.

E24 - Now, to Space

Aired: March 08, 1980

E25 - Gotham's True Colors

Aired: March 15, 1980

E26 - Gotham, Where To Go

Aired: March 22, 1980

E27 - Earth, Forever!

Aired: March 29, 1980

After its completion for space travel, the Thundersub team begin their mission to combat the death force from outer space.