Seasons & episodes
S1 · E40The Awakening of Volcanoes 1976-07-04 · 26 min
A series of explosions start to occur under the sea and General Zuril wastes no time in discovering that this is raw Uranium. Saucer beast "Boi Boi" is launched to go and get this energy as this saucer beast naturally collects Uranium. At the same time Dr. Umon is alerted by these explosions which are close to an island with a Uranium capsule.
S1 · E41Baptism of Fire 1976-07-11 · 26 min
Hikaru loses her consciousness during training and Duke Freed gets injured and his old wound gets worse. The Vegans begin their attack and Daisuke goes to the battle even though he is injured.
S1 · E42Peril in Abode 1976-07-18 · 26 min
Dr. Umon's Space Science Centre is undergoing some major changes to keep up with Vega's attacks. A super computer is installed in the base, and turning it on will be the final step. The Vegans plan to get rid of the base and leave Grendizer without a place to hide.
S1 · E43The Victory of Eagles 1976-07-25 · 26 min
A strange meteor heads slowly towards Earth and Koji will go unilaterally and see what it's all about. After nearly getting blinded by a ray that came out of the meteor, Koji's Double Spazer begins to exit the Earth's atmosphere.
S1 · E44When Dogs are Loosened 1976-08-01 · 26 min
A young man by the name of Hiyoshi is very interested in searching for ancient evidence to prove that spacemen came to Earth in the past. He goes to look at walls in a near-by cave for ancient scripts to prove his theory, but the villagers think he is crazy. Hundreds of years ago, the Vegans had sent some of their people to Earth. There still is a metal on the wall that they used for landing, and this metal cannot be detected by the radar.
S1 · E45Ants and Men 1976-08-08 · 26 min
With his telescope, Goro spots a meteor that splits in two with each piece landing in a different mountain. These actually contain eggs of the Vegan ants. When Goro tells everyone about it he is not taken seriously. Soon Grendizer and Drill Spazer will unite to face the new danger.
S1 · E46The Ballet of Sharks 1976-08-15 · 26 min
Vegan robot sharks land one night and are hidden in a public pool for their next plan. Koji finds himself a hostage of the Vegans who tell him about their plans to take all of the people as hostages.
S1 · E47The Ignited Lake 1976-08-22 · 26 min
Danbi induces a race between Daisuke and Koji. Koji takes it to seriously. The group goes camping near a lake. Vegans begin to descent in the lake and then the Space Science Centre suddenly gets attacked by missiles from the near-by lake where the Vegans stay hidden.
S1 · E48World in Fusion 1976-08-29 · 26 min
Duke Freed unites with Koji and the Drill Spazer to chase a Vegan saucer beast. The Vegans make an acid swamp to sink the Space Science Centre.
S1 · E49The Last Survivor 1976-09-05 · 26 min
Maria tries to kill Duke, thinking the person who pilots Grendizer is evil but during the fight Duke necklace falls and the siblings discover who each other is.
S1 · E50The Four-Headed Eagle 1976-09-12 · 26 min
Maria the new member on the team, is able to control Grendizer and Marine Spazer. She also has the ability to foresee events so she is able to save Koji from Vegans.
S1 · E51The Black Star 1976-09-19 · 26 min
The Vegan plan is to make this moon enter the Earth's atmosphere and cause a catastrophe. The battle between Vegans and Grendizer takes longer than anticipated and it is too late for Grendizer to fire the missile.
S1 · E52The Generation Of Monsters 1976-09-26 · 26 min
General Zuril orders a powerful attack with his latest saucer beast "Domo Domo" to defeat Grendizer before General Dantos gets the chance.
S1 · E53The Beast 1976-10-03 · 26 min
Duke Freed will go after Hikaru who is hostige on foot not using Grendizer and help her escape from the giant beast while Koji takes Grendizer back for repairs.
S1 · E54The Snake 1976-10-10 · 26 min
The Vegan built a base underwater knowing that Grendizer cannot withstand depths great than 400 meters.
S1 · E55The Loch Ness Monster 1976-10-17 · 26 min
Vegans gather some fuel from an industrial island. General Zuril instructs General Gandal on what to do but he doesn't listen and he gets into trouble because his unilateral action revealed that the Vegans have a base on Earth.
S1 · E56The Lynx of Outer-Space 1976-10-24 · 26 min
Dr. Umon launches a satellite into space to track Vegan movements on Earth.
S1 · E57The Monster And The Child 1976-10-31 · 26 min
Koji and Maria are on their vacation in Tokyo, they get into a fight as usual and split up.
S1 · E58The Lookalike 1976-11-07 · 26 min
The Vegans make a false Grendizer that attacked Earth people so the real Grendizer will be hated.
S1 · E59The Commando 1976-11-14 · 26 min
A group of Vegan kids come to Earth and hold hostages the people inside the observatory.
S1 · E60Rats 1976-11-21 · 26 min
The Vegans attract a huge number of rats to use for their next mission. These rats are implanted with Vegatron bombs for the purpose of blowing up different targets in Tokyo.
S1 · E61Pegasus 1976-11-28 · 26 min
Toko 1, Toko 2, Toko 3, and Toko 4 are Vegan agents taking appearances of other people trying to distroy Space Science Centre.
S1 · E62Swans 1976-12-05 · 26 min
Swans are implanted with Vegatron missiles for the next Vegan plan. Duke Freed is forced to kill the swans and must head to the city and face saucer beast "Go Go".
S1 · E63The Polar Bear 1976-12-12 · 26 min
Kirika, a Vegan scientist, is sent to freeze with her new weapon Duke Fleed.