S1 E1 • Attack of the Space Terrapin

G-Force est introduit et fait face à un défi contre l'une des machines les plus puissantes de Spectra, le Space Terrapin. Pour contrôler l'Univers, Spectra ne reculera devant rien pour voler le minéral le plus précieux de la Terre : Vitalumis. Mark, Jason, Princess, Keyop et Tiny (avec l'aide de 7-Zark-7 au Centre Neptune) propulsent le Phoenix vers la victoire sur Zoltar et Spectra.

S1 E2 • Rescue of the Astronauts

Lors de leur amerrissage sur Terre, deux astronautes sont kidnappés par un sous-marin Manta Ray pour avoir découvert l'emplacement des bases Spectra sur Mars. G-Force est sollicité pour récupérer les astronautes et récupérer les précieuses informations qu'ils ont obtenues. Mark infiltre la base de Spectra et est ensuite rejoint par Keyop pour ramener les astronautes au Phoenix. Le Spectra Commander s'échappe dans la tête du Space Terrapin, pour être détruit par le Fiery Phoenix.

S1 E3 • The Space Mummy

7-Zark-7 découvre une nouvelle planète, appelée Zarkadia en son honneur. G-Force apprend que plusieurs mystérieux accidents d'avion se sont produits sur la planète, alors Mark voyage sous couverture pour enquêter.

S1 E4 • The Space Serpent

Un serpent attaque les raffineries de pétrole. Après que son père ait été tué dans l'un des tremblements de terre, Debbie Harland reproche à Mark de ne pas avoir pu l'aider. Mark doit alors équilibrer son aide à Debbie en sauvant d'autres raffineries.

S1 E5 • Ghost Ship of Planet Mir

Brok, un leader de Mir, rejoint Zoltar pour récupérer la planète. G-Force est rappelé de vacances pour les empêcher de détruire une importante base sous-marine. Lors de la bataille finale, 3 étranges combattants apparaissent et sauvent la vie de G-Force.

S1 E6 • Big Robot Gold Grab

Des lingots d'or sont volés à la Fédération intergalactique et la G-Force est envoyé pour les récupérer. Alors qu'ils recherchent l'une des îles où l'or pourrait être caché, Mark, Princess et Keyop sont capturés et emmenés dans une base secrète de Spectra.

S1 E7 • Ace from Outer Space

Out of all the pilots in the Federation, Mark has been selected to test the Space Patol Scout (XF-97) , to be used in Galactic Security. In the midst of the flight he is attacked and downed by Captian Doom from planet Ergos, who is a space pirate. Mark ejects to safety while Doom attacks the airshow uses a laser whip. The Phoenix is forced to land after its rudder is destroyed. From the rudder of the Phoenix, a sample of the metal from the whip is found, but Center Neptune scientists donÕt know what it is. The team heads to Ergos to search for the source of the metal before other weapons constructed with it can be used by the Space Pirate.

Première diffusion : 30 octobre 1978

S1 E8 • Fearful Sea Anemone

The team has to defend construction of a secret base.

Première diffusion : 6 novembre 1978

S1 E9 • La menace de la lune de Jupiter

Commander Typhon from planet Scorpius is an exile who wants Zoltar's help in defeating his rival opponants on his planet In exchange Typhon gives Zoltar a new weapon, the Scorpion, that creates meteor showers. In hopes of averting the destruction of Capital City, G-Force heads for the Jupiter moon of Callisto. The Scorpion then heads for Earth, before the team can destroy it. Finding a submarine at the bottom of the ocean that is controlling the Scorpion and asteroid showers. Typhon escapes the submarine, trapping G-Force inside.

Première diffusion : 13 novembre 1978

S1 E10 • Un essaim de fourmis robots

After the city is blacked out, G-Force heads out to find out why. They find a swarm of ants attcking the Solar Fusion Plant. After flooding the ants away from the complex, they find the remants of one, finding that they are tiny robots. From the construction, Center Neptune scientists ascertain that the threat this time is not Spectra, but Tromulous. The team heads out to stop this lates threat. Once on Tromulous, they set down the robot ant and follow it to its home. They come to a giant ant hill, and before they can make a plan, the sand opens up under their feet.They find themselves captured by Commandeer Antof who has struck a bargain with Zoltar giving him Earth if he kills G-Force. Keyop sets chargesto the bubble that entraps the team, enabling them to get out. out of a giant cocoon a queen robot ant hatches.and heads for Earth.

Première diffusion : 20 novembre 1978

S1 E11 • L'escorte de la fusée de l'espace

G-Force is given the job to escort a new plane, called the FY-9, to the planet Riga.

Première diffusion : 27 novembre 1978

S1 E12 • La bête qui aime les sucreries

G-Force has to track down a giant beetle mecha, that is eating up whole fields of sugar cane crops, depleting the worlds supply of sugar.

Première diffusion : 4 décembre 1978

S1 E13 • Perilous Pleasure Cruise

G-Force is called on to check out the mysterious sinking of a ocean liner.

Première diffusion : 11 décembre 1978

S1 E14 • The Thing with 1000 Eyes

G-Force travels to planet Riga to look into the mysterious disappearance of an investigating team.

Première diffusion : 18 décembre 1978

S1 E15 • Le mystère du microfilm

Spectra wants to steal Metamorphosis 1, a mecha that can transform into any shape.

Première diffusion : 8 janvier 1979

S1 E16 • Les scarabées de l’espace

Spectra sends their latest Mecha to Earth-the Beetles! The Beetles are powered by human life energy and 4 boys (one is Keyop! ), are captured by Spectra to power the Mechas. G-Force must find a way to rescue Keyop and the others and stop the Beetles before Earth is destroyed!

Première diffusion : 15 janvier 1979

S1 E17 • Spectra joue les Jonas

Spectra sends a mechanical whale to Earth. The Mecha attacks Bay City and G-Force goes after it. The Team interrupts the Spectra ship as it attacks some whales and Keyop promptly adopts a baby whale that survived. G-Force must locate the Spectra base and stop Zoltar before he destroys all of Earth's whales!

Première diffusion : 22 janvier 1979

S1 E18 • Mad New Ruler of Spectra

Professor Doriarity is recruited by Spectra to make a robot horse army. The Great Spirit makes the Professor the new Ruler of Spectra in exchange for the army and G-Force goes to Spectra to stop him. They arrive to find that Spectra has turned on the Professor and they must now rescue the Professor and stop the robot horse army.

Première diffusion : 29 janvier 1979

S1 E19 • The Sea Dragon

Spectra attacks the new defense base on planet Aquatica. They capture the base using their new Mecha: the Sea Dragon. Chief Anderson sends the team to Aquatica to reclaim the base and destroy the Sea Dragon!

Première diffusion : 5 février 1979

S1 E20 • Magnetic Attraction

Spectra unleashes what looks like a giant bowling ball on Earth, and G-Force is helpless in stopping it. None of the Phoenix's missiles or defenses can stop the giant ball. While on a break to ponder the possibilities, Mark sees Keyop playing with a magnet and ball, given to him by Zark. Mark gets the idea to build a giant magnet to attract and destroy the giant ball. The plan is to use the Phoenix to lure the ball into the magnet. When that fails, Mark infiltrates the ball and takes control, sending it into the giant magnet, destroying both. The other G-Force members think Mark is killed in the explosion. However, as all are standing around the fire in tears, Mark flies down from the sky to join them without a scratch.

Première diffusion : 12 février 1979

S1 E21 • La momie musicale

Three of earth's top scientist mysteriously vanish, and G-Force is given the mission of protecting the remaining scientists.

Première diffusion : 19 février 1979

S1 E22 • Le géant de lave

On Space Island, a colonized asteroid, a Lava Giant suddenly appears and goes on a rampage.

Première diffusion : 26 février 1979

S1 E23 • L’attaque des raies manta

Tiny falls asleep on the Phoenix and fails to answer Mark's call to duty. Because of this, he gets suspended from G-Force only to find that a mysterious sea creature is terrorizing citizens. Tiny decides to redeem himself by facing the threat alone.

Première diffusion : 5 mars 1979

S1 E24 • La course contre le désastre

Jason enters a continental auto race with a fellow driver named Lucy. However, Lucy is not all she seems to be. Although used by Spectra to infiltrate G-Force via Jason, Lucy is not able to compete her mission because she has grown fond of Jason. This is quite a feat, especially after the revelation that she is a robot!

Première diffusion : 12 mars 1979

S1 E25 • The Ghostly Grasshopper

What at first appears to be an exceptionally high powered typhoon hits the world's largest water reserve center in cosmic city. For some unexplained reason, the weather control missiles which could have deflected the storm, were never launched. Chief Anderson tries to convince the leaders that the storm was no accident of nature, while G-Force investigates some unusual activity and a possible Zoltar connection.

Première diffusion : 19 mars 1979

S1 E26 • The Galaxy Girls

G-Force is headed for their mountain retreat headquarters for a few days. Jason is driving Chief Anderson when they are attacked by a strange car and a woman wearing a mask. Only Jason's skill and a hidden capability of the car they are riding in save their lives. Zoltar's sister Mala is put in charge of sabotaging the Solar Express, the first monorail to circle the globe. Mala pretends to be with Public Relations as Marla Latras, in order to ride on board with Chief Anderson, who is accompanied by Mark. It soon becomes apparent Mala has more in mind than to destroy the Solar Express, but also plans on eliminating Chief Anderson himself!

Première diffusion : 26 mars 1979

S1 E27 • La malédiction de la seiche (1)

Zoltar attacks Arcturus, where the Conway Tapes have been transferred. G-Force is ordered to go to the planet incognito.

Première diffusion : 2 avril 1979

S1 E28 • La malédiction de la seiche (2)

Zoltar proclaims the planet to be under the rule of Spectra, but G-Force are unable to counter attack, as they fear that Princess and Keyop are in the line of fire.

Première diffusion : 9 avril 1979

S1 E29 • Les démons du désert

G-Force flies to Abura, to help their friend the sheik Tabul, whose uncle seized control of the country during his absence.

Première diffusion : 16 avril 1979

S1 E30 • Le siège des calamars

A cargo ship is destroyed, but the only witnesses, fisherman and his sons, are reluctant to tell G-Force what they know.

Première diffusion : 23 avril 1979

S1 E31 • Orion le fidèle

Spectra causes a worldwide drought on Earth. Orion, goes out on a dangerous mission with Dr. Backster, who has created a way to melt water from part of the polar caps to relieve the drought. When Dr. Backster discovers a secret Spectra base and is captured, he sends Orion to alert G-Force.

Première diffusion : 30 avril 1979

S1 E32 • Le serment de la Force G (1)

Spectra releases spores on Earth that turn into man-eating flowers.

Première diffusion : 7 mai 1979

S1 E33 • Le serment de la Force G (2)

G-Forced attempted burning the flowers, but it only resulted in the flowers releasing more spores. Princess who was captured by a flower is still missing her fate is unknown.

Première diffusion : 14 mai 1979

S1 E34 • Concert de rock dans l’espace

The Team is relaxing at a Dirty Name 5 concert when Spectra appears! The entire band is kidnapped and forced to play. Their music is used as a sound weapon, literally shaking apart whatever it is directed at. The G-Force team have to rescue the band and stop Zoltar from succeeding in his plan.

Première diffusion : 21 mai 1979

S1 E35 • Prisonnier dans l’espace

Tiny's van breaks down and he is picked up by a Prison van on its way to Barracuda Island, a maximum securty prison. Spectra's gains control of the prison and Zoltar has promises freedom to the prisoners if they will join Spectra. The G-Force team must rescue Tiny and keep the prisoners from escaping.

Première diffusion : 28 mai 1979

S1 E36 • Les victimes du faucon

A young, married couple stayed behind to help defend a base from an attack by Spectra. Both survived and were brought back to Earth as heroes. Zoltar wants to eliminate them (both are eyewitnesses to the Spectran attack) and both have parents that are highly placed in the government. He orders them kidnapped and brought to Spectra. It's up to G-Force to rescue the two from Zoltar.

Première diffusion : 4 juin 1979

S1 E37 • Raid sur Pacifia

Riga is attacked by Spectra and Chief Anderson is not sure how to defend against Spectra's new weapon, making the team wait. G-Force grows impatient and rushes off to Riga without any planning or orders. They are badly defeated and have to be rescued by Colonel Cronos. The Team is sent back to Earth, where it becomes apparent that Mark has lost his confidence. Cronos tests Mark's confidence by challenging his nerve while flying. Mark fails, but a little later, while talking with others, he comes up with a plan to defeat Zoltar's Mecha. G-Force flies back to Riga and engages the Spectran mecha in a fight.

Première diffusion : 11 juin 1979

S1 E38 • L'ile aux phoques

Galactor attacks Sytron, the only mining and storage facility of Galactite Hydronium for the entire earth. Galactite Hydronium is the fuel that powers Earth's spacecrafts and holds her forcefields together. G-Force must defend the island and rescue the workers.

Première diffusion : 18 juin 1979

S1 E39 • Giant Gila Monster

Zeno, the Zenobian has escaped from the protective custody. Mark goes undercover to try to find him.

Première diffusion : 25 juin 1979

S1 E40 • Le code rouge

G-Force has ensure delivery of the central mechanism of the dynastrol computer. No one besides the president of the intergalactic federation is cleared to carry it.

Première diffusion : 2 juillet 1979

S1 E41 • Raid on a Nearby Planet

Planet Vega is attacked by Spectra's Space Ray Machine and most of their vital installations are destroyed. G-Force is sent to Vega to track down the Ray Machine and follow it back to the base. They must infiltrate and destroy the base and the Space Ray Machine to keep Spectra from capturing Vega!

Première diffusion : 9 juillet 1979

S1 E42 • L’exploit de Kipo

While G-Force is working as the special guard at the building where the Intergalactic Federation is meeting, Keyop discovers a car with a Spectra insignia and stows away in its trunk.

Première diffusion : 16 juillet 1979

S1 E43 • Les crêtes de la planète Odin

7-Zark-7 has a hunch that Spectra is about to unleash a scheme on Planet Odin and sends G-Force there. The chief of that planet turns out to be intent on capturing Colonel Chronos and working with Zoltar who will give him a great new weapon.

Première diffusion : 23 juillet 1979

S1 E44 • The Sky is Falling! (1)

Tom, Mark's old friend from the academy, tells him that he has seen Mark's father on Odin, and Mark goes to Riga without telling Chief Anderson. Meanwhile the rest of G-Force is sent to Odin to try and stop the X-3, a doomsday weapon created by Spectra.

Première diffusion : 30 juillet 1979

S1 E45 • The Sky is Falling! (2)

With Mark still missing and the X-3 doomsday missile already have been launched and detonated, the only chance to save the Earth is if G-Force can launch Spectra's other X-3 missile to counteract the effects of the first missile.

Première diffusion : 6 août 1979

S1 E46 • Raid of the Red Scorpion

The Luminous One commands Zoltar to destroy Earth's entire energy capability. Zoltar uses a 'scorpion' mech to go on a rampage, starting by destroying Earth's most important research facility.

Première diffusion : 13 août 1979

S1 E47 • Mammoth Shark Menace

Zoltar releases a poisonous pollutant into the ocean which is killing all the fish in the ocean. G-Force has to stop the him before the Earth's entire ecosystem is destroyed.

Première diffusion : 13 août 1979

S1 E48 • La meilleure arme de la galaxie

Spectra agents bring a man who was released from 30 years in prison back to planet Spectra. The ex-prisoner was an expert marksman and Zoltar wants him to operate Spectra's newest weapon, a vehicle mounted gun. G-Force goes to Spectra to investigate.

Première diffusion : 20 août 1979

S1 E49 • Le géant de la planète Zyr

A team of scientists on Earth develop the Jet Cutter, a new laser to powerful enough to cut through a new indestructible metal that Spectra has developed. But Spectra uses a giant humanoid mech to steal the Jet Cutter. G-Force travels to Zyr to try and find the giant and recover the laser.

Première diffusion : 27 août 1979

S1 E50 • L’île secrète

There have been many planes and ships disappearing in the Bermuda Triangle. Mark and Princess are sent to Shipwreck Island in the Triangle to investigate. They discover a Spectra base and their latest weapon, the Whirly Knife. Mark summons the team, but can they stop the latest Mech from Spectra ?

Première diffusion : 3 septembre 1979