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UFO Robot Grendizer: Season 1

74 episodes Premiered Oct 5, 1975 Updated Jul 20, 2026
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Episodes

S1·E1

Brothers of the Universe

Oct 5, 1975 · 26 min

Koji Kaboto tries his OVT that he made with pieces of mecano. When flying, he is attacked by the UFOs of Vega. Fortunately Duke Fleed arrives on time to save the day (but not too q

S1·E2

Prince of the Other World

Oct 12, 1975 · 26 min

Koji discovers the identity of the Duke Fleed, but has no time to ask questions because Vega attacks. Duke Fleed and Koji unite their power and push back the enemy.

S1·E3

The Tragic Fiesta

Oct 19, 1975 · 26 min

Dampee Makeeba organizes a party at the ranch and invites Koji and Duke Fleed. The latter has no time to eat anything because Vega attacks. Will he have the time to make it to Gren

S1·E4

The Island of Fear

Oct 26, 1975 · 26 min

Gandal wants to discover the hiding place of Grendizer. So he launches a massive attack. Koji tries to confront the enemies alone, but he only succeeds to crush himself on a desert

S1·E5

The Pitfall of Death

Nov 2, 1975 · 26 min

Koji, Hikaro, Goro and Bunta are taken in hostage. Actarus interrupts his siesta to free them.

S1·E6

Attack on Perlepolis

Nov 9, 1975 · 26 min

Hikaro leaves for Perlepolis with Bunta. Their bus is attacked by a monster of Vega. Koji distracts the monster the time that Duke Fleed arrives (Grendizer has trouble to start up

S1·E7

The Feast of the Wolves

Nov 16, 1975 · 26 min

Janus, from the fearsome Ruins' Division, attacks Grendizer that is powerless in front of the brutality and the agility of his enemy.

S1·E8

The Radars are Off

Nov 23, 1975 · 26 min

Blaki sets a trap to Grendizer by hiding mines in a cloud of spatial dust. Koji falls in the trap. Fortunately Duke Fleed helps him and destroys the Golgoth 8.

S1·E9

The Black Moon Camp

Nov 30, 1975 · 26 min

Koji is captured with his UFO by the Vegans. Grendizer attacks the camp of the black Moon to save him.

S1·E10

Vega's Spy

Dec 7, 1975 · 26 min

An inhabitant of the planet Rubi is contacted by Vega to explode the UFO carrier of Grendizer. The mission fails because of Duke Fleed and the Vegans try to kill the Rubinian. But

S1·E11

The Day when the Sun will Stop

Dec 14, 1975 · 26 min

The Vegans plan is to bring Grendizer to the shadow of the moon during the eclipse because Grendizer's systems will shut down temporarily under it and then destroy it.

S1·E12

Blood on Snow

Dec 21, 1975 · 26 min

Daisuke and Kogi are sent to investigate an avalanche and to find survivors. They find a girl named Mirana who lost her memory. Back at Space Science Centre she begins to remember

S1·E13

By Iron and by Fire

Dec 28, 1975 · 26 min

A new Vegan mecha comes to destroy Earth. It sucks power from the sun and burns everything in its path. Grendizer is damaged by it and has to withdraw. As the mecha attacks again G

S1·E14

The Day of the Rising Sun

Jan 4, 1976 · 26 min

Boss, Nuké, and Mocha are in this episode. They are visiting their old friend Koji Kabuto. The Vegans keep their eye on a mysterious orange robot that is found skiing near-by. Comm

S1·E15

Red Akerae

Jan 11, 1976 · 26 min

Commander Yara is forced to create a mecha that creates earthquakes and use it on the city Kanto.

S1·E16

The Fiancé of Death

Jan 18, 1976 · 26 min

A Vegan pilot lands near the Space Science Centre and makes Mr. Hayashi's fiancé, Kaori, a spy for him. She takes Dr. Umon as a hostage.

S1·E17

The Infernal Ride

Jan 25, 1976 · 26 min

The Vegans begin building a base for their operations on Earth. The saucer "Giba Giba" begins to attack but Grendizer comes to save the day by saving a town and a mountain.

S1·E18

The New Time of the Caves

Feb 1, 1976 · 26 min

Dr. Umon made a project so that Grendizer is able to launch without revealing his whereabouts to the enemy. Kabuto is control by the Vegans and fights Duke.

S1·E19

The Crushed Town

Feb 8, 1976 · 26 min

A huge meteor is headed straight gives order to fire on the meteor and change its course to head for the planet Earth. The meteors are detected and Grendizer launches to intercept

S1·E20

Earth in Danger

Feb 15, 1976 · 26 min

Daisuke gets the suspicion that the Vegans may be planning to pull the moon down to Earth. Duke Freed launches Grendizer and follows Koji who already went to explore the area of Mo

S1·E21

The Submerged Continents

Feb 22, 1976 · 26 min

The Vegans plan to melt ice in the North Pole. This will cause the sea level to rise with catastrophic results to the shores on Earth.

S1·E22

The Slayers of the Sky

Feb 23, 1976 · 26 min

The Vegans are planning to steal Dr. Chibana's new device so that they can use it to silence Duke Freed and his Grendizer.

S1·E23

The Flood of the New Worlds

Mar 5, 1976 · 26 min

The Vegans continue their attempts to discover Grendizer's secret hideout as they are sure that the Space Science Centre has something to do with it. Hikaru finds out who Daisuke r

S1·E24

The Enforcer

Mar 12, 1976 · 26 min

Commander Witer successfully sneaks into Earth as Dr. Space who is a well-known acquaintance of Dr. Umon and a reliable person so he can find Duke Fleed and kill him.

S1·E25

Fleed's Lovers

Mar 19, 1976 · 26 min

uke Freed's childhood friends Nayda, brainwashed by the Vegans, attempts to put a bomb on Grendizer but Duke stops her. Nayda accuses Duke of being a traitor. Koji attempts to pilo

S1·E26

The Edges of the Abyss

Mar 26, 1976 · 26 min

Dr. Umon sends Koji and Hayashi on a mission in outer space to build a satellite station. At the same time, the Space Science Centre is surrounded by a huge Minifo saucer squadron.

S1·E27

Win or Perish

Apr 4, 1976 · 26 min

Grendizer's delicate weapon systems malfunction and he finds himself struggling against the enemy. The Vegans arrive and descend upon the Center. Hikaru and Daisuke must fix Grendi

S1·E28

The New Masters of Darkness

Apr 11, 1976 · 26 min

General Zuril is a brilliant scientist who will try to find different ways of taking down Grendizer. Daisuke, Hikaru, and Goro are attacked by Vegans and Danbi puts on his gear and

S1·E29

The Fire Bird

Apr 18, 1976 · 26 min

Vegans shrink the cells of the living body to make Harook become a young boy for a time so he can spy Space Science Centre. Harrok and Goro become friends but later the effects of

S1·E30

The Lightning Rock

Apr 25, 1976 · 26 min

A strange rock full of radiation energy lands on Earth and Dr. Umon can't make much of this new phenomenon. At the same time, the Vegans discover this strong source of energy and p

S1·E31

A Dreamer from Outer-Space

May 2, 1976 · 26 min

The Boss, Koji, and Bunta go to the Boss Borot to begin their counterattack of the Vegan attack on them but will face some technical difficulties. Grendizer gets into some trouble

S1·E32

The Ghost Queen

May 9, 1976 · 26 min

The Vegans send a woman by the name of Marian who looks identical to Duke Freed's mother who passed away on planet Freed.

S1·E33

The Wings of Death

May 16, 1976 · 26 min

The Vegans send a bird named "Zari Zari" to distroy Grendizer, but Duke remember a similar bird from his home planet Fleed and will use this knowledge to go and finish it off.

S1·E34

The Mercenary of Oppression

May 23, 1976 · 26 min

Vega promised Commander Gos that if he kills Duke Freed then Vega would spare the Wolf Planet from Vegan brutality.

S1·E35

The First Raid

May 30, 1976 · 26 min

General Gandal assigns Commander Beetle with his saucer beast to attack the Space Science Centre from underground. Meanwhile, Koji Kabuto's new Double Spazer ship has just been com

S1·E36

The Invincible Cosmos

Jun 6, 1976 · 26 min

Dr. Umon calls Daisuke and Koji to show them the way that Grendizer and Double Spazer can unite together and fly. The objective of this is to minimize the need for Grendizer to hav

S1·E37

A Star is Dead

Jun 13, 1976 · 26 min

The Vegan plan is to steal a huge capsule full of Super Uranium from Earth. Vegan forces are dispatched immediately to do just that.

S1·E38

Darkness Makers

Jun 20, 1976 · 26 min

Hikaru becomes a pilot. Duke Freed faces another Vegan saucer beast loaded with Vegatron rays, and Koji nearly gets captured by the Minifo after gathering the energy but manages to

S1·E39

The Patrol of Eagles

Jun 27, 1976 · 26 min

Danbi tells Daisuke that his daughter is outstanding and capable of helping him and Koji. Daisuke disagrees insisting that war and sport are two different things. Finally Daisuke w

S1·E40

The Awakening of Volcanoes

Jul 4, 1976 · 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

S1·E41

Baptism of Fire

Jul 11, 1976 · 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

S1·E42

Peril in Abode

Jul 18, 1976 · 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

S1·E43

The Victory of Eagles

Jul 25, 1976 · 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 Dou

S1·E44

When Dogs are Loosened

Aug 1, 1976 · 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

S1·E45

Ants and Men

Aug 8, 1976 · 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

S1·E46

The Ballet of Sharks

Aug 15, 1976 · 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

S1·E47

The Ignited Lake

Aug 22, 1976 · 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

S1·E48

World in Fusion

Aug 29, 1976 · 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·E49

The Last Survivor

Sep 5, 1976 · 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·E50

The Four-Headed Eagle

Sep 12, 1976 · 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·E51

The Black Star

Sep 19, 1976 · 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 f

S1·E52

The Generation Of Monsters

Sep 26, 1976 · 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·E53

The Beast

Oct 3, 1976 · 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·E54

The Snake

Oct 10, 1976 · 26 min

The Vegan built a base underwater knowing that Grendizer cannot withstand depths great than 400 meters.

S1·E55

The Loch Ness Monster

Oct 17, 1976 · 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

S1·E56

The Lynx of Outer-Space

Oct 24, 1976 · 26 min

Dr. Umon launches a satellite into space to track Vegan movements on Earth.

S1·E57

The Monster And The Child

Oct 31, 1976 · 26 min

Koji and Maria are on their vacation in Tokyo, they get into a fight as usual and split up.

S1·E58

The Lookalike

Nov 7, 1976 · 26 min

The Vegans make a false Grendizer that attacked Earth people so the real Grendizer will be hated.

S1·E59

The Commando

Nov 14, 1976 · 26 min

A group of Vegan kids come to Earth and hold hostages the people inside the observatory.

S1·E60

Rats

Nov 21, 1976 · 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·E61

Pegasus

Nov 28, 1976 · 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·E62

Swans

Dec 5, 1976 · 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·E63

The Polar Bear

Dec 12, 1976 · 26 min

Kirika, a Vegan scientist, is sent to freeze with her new weapon Duke Fleed.

S1·E64

5 Minutes To Die

Dec 19, 1976 · 26 min

The Vegans invent a bomb and General Gandal threatens to blow up Tokyo is Grendizer does not surrender.

S1·E65

A Great Between The Greats

Dec 26, 1976 · 26 min

The Vegans fire a big group of missiles towards Tokyo. The Grendizer Team launches to destroy the missiles before they hit the city.

S1·E66

Death Comes From The Sea

Jan 2, 1977 · 26 min

Maria in the Marine Spazer gets stuck in a giant seaweed trap and Koji swims to the bottom of the sea to help her.

S1·E67

Diving Operation

Jan 9, 1977 · 26 min

General Zuril launches an attack on the Space Science Centre with air balloon bombs. Koji gets caught by the Vegans and held as hostage.

S1·E68

The Great Pain

Jan 16, 1977 · 26 min

A young man from Freed named Kane is a loyal soldier of the Vegans. He comes to Earth to fight. Maria tries to face him and they both crash. Soon she will realize that Kane was her

S1·E69

Like Father, Like Son

Jan 23, 1977 · 26 min

The son of Zouril,Zuril Jr. wants to fight Grendizer but Zouril doesn't want him to. Zuril Jr. sacrifice himself for his father in the end.

S1·E70

The Imposter

Jan 30, 1977 · 26 min

Maria has a nightmare about her father being hostage. She goes to the cave where she saw her father in her dream along with Koji where she learns the truth.

S1·E71

Best Friend

Feb 6, 1977 · 26 min

Moros, Duke's best friend from Freed was made to believe that Duke Freed destroyed Freed by Vega and now comes to Earth to kill Duke.

S1·E72

Princess In Love

Feb 13, 1977 · 26 min

Princess Rubina, Duke Fleed's fiancé comes to Earth to tell Duke that his planet is no longer polluted but dies after being shoot by one of Vega's generals.

S1·E73

For The Love Of Earth

Feb 20, 1977 · 26 min

King Vega prepares to attack Earth but Duke and company are ready to stop him with the help of Grendizer and Spazers.

S1·E74

This Is Not Goodbye

Feb 27, 1977 · 25 min

Duke finally destroys King Vega but he and Maria must return to planet Fleed.