In this final episode of the Ultraman television series, a fiendish alien race, the Z-Ton Aliens, plots to conquer Earth. While plotting to cripple the Science Patrol Headquarters, they dispatch their giant insect-like monster, Z-Ton, to destroy it from the outside. After the Science Patrol destroy the Z-Ton fleet, Ultraman intervenes, but the monster proves to be more than a match for him! Will Ultraman, or the Science Patrol, be able to destroy Z-Ton? If Ultraman fails, what will happen next . . .

The Science Patrol is asked to investigate Strange accidents have been haunting the international space exploration agency. They soon learn that all the attacks are linked to Jamila, a Japanese astronaut lost in space years ago. Now Jamila is back, mutated into a giant massive monster who wants revenge on the human race. Ido thinks that deep down there is something left of Jamila inside that is still human. Can Jamila be reached or will the planet be doomed?

When Pigmon, the cute human-sized monster thought to have been killed in Episode 8, inexplicably re-appears in the toy section of a department store, the Science Patrol learns that a giant creature with the ability to resurrect monsters has appeared in Japan.

Contact has been lost with a meteorological station on a distant Pacific island. When the Science Patrol investigates, they encounter a lone survivor, carnivorous plants, giant monsters, and a diminutive friendly creature! Can it help them make their way off the island in one piece?

A mysterious radioactive fog settles over Tokyo. An even more mysterious alien arrives to clean it up. But can this good samaritan really be trusted? And what is his connection to the evil doppelganger of Ultraman that's terrorizing the city?

The Science Patrol takes to the stars and learns that a missing piece of equipment could cause Space Station V2 to explode. After determining that the closest replacement is on a nearby planet, the Science Patrol makes a beeline for it...only to encounter a pair of ferocious monsters in their path.

When a manned spacecraft bound for Venus is hijacked by aliens, the Science Patrol outfits the Jet VTOL for interstellar travel. When it becomes clear that the incident is a springboard for Baltan's alien race to invade the Earth, Ultraman goes on the defense.

When a comet comes dangerously close to the Earth, the heat may have caused an unexploded nuclear warhead to detonate. When they come up empty in the search they assume a monster has swallowed it. They end up facing off against 3 monsters, but it's the new Red King that has the bomb stuck in his throat and stopping this mega Royal Rumble may not be so easy.

With Gomorrah still on the rampage, both the army and the Science Patrol are no match for this million year old menace from the lost island. To make a bad situation worse, Hayata has lost the Beta Capsule which is now in the hands of the small boy who loves monsters.

A mysterious bus crash leaves Ito in the hospital with two broken ankles. Commander Ito decides to follow a mysterious woman who seemed to be unharmed by the crash and unconcerned for the other travelers on the bus. He soon learns that a strange alien named Dada is stealing scientists in a nearby research center.

A dinosaur-like monster emerges from the depths of Lake Kitayama. The Science Patrol uncovers a mysterious connection between it and the legend of Loch Ness. When they find the creature too powerful to subdue by normal means, Ultraman steps in to take it down once and for all.

Hayata and the other Science Patrol members are trapped by the malevolent alien invader Mefilas, who proceeds to briefly turn Fuji into a giant monster herself before resurrecting doppelgangers of Ultraman's previous enemies Baltan Alien, the Kemurian, and Zarab Alien.

When the Science Patrol investigates a strange meteor fallen to Earth, they realize it's actually a super-heavy giant monster that proves impervious to their attacks. After trying a variety of techniques to subdue the creature without success, it's up to Ultraman to step in and save the day.

A monster with the power to emit blinding flashes of light is terrorizing Japan. The Science Patrol's attempts to subdue it only cause it to mutate into a new form. The orders come to halt the attack, but the creature continues its rampage… Until Ultraman steps in to stop it.

The Science Patrol expects a visitor from the Paris branch of the Science Patrol. Ido begins to suspect that there is something strange about her. Things get worse when Ido's theory becomes fact as Hayata becomes a prisoner of the fake agent. A massive monster starts to lay waste to the city and no Hayata means no Ultrman. Can Hayata escape the underground blind terrorists and stop the fire breathing Telesudon?

When a moon rocket accidentally penetrates a "monster graveyard" in space, it returns to earth with an unexpected visitor: a glum skeletal monster who wants nothing more than returning to its original resting place in the stars.

A pair of ancient capsules unearthed at a construction site unleash a pair of monsters who are mortal enemies sealed away a long time ago by the ancestors of mankind. Can Ultraman stop them before their blood feud reduces Tokyo to rubble?

The discovery of a new kind of dinosaur leads the Science Patrol to capture the beast. However, when it awakens sooner then expected a crash causes the creature to act violent. Furthermore, a little boy obsessed with monsters goes looking for the massive monster to see a real live monster in person and fins the Beta Capsule.

The Science Patrol goes back into action when an invisible UFO anchors itself over the Scientific Technical Center in Tokyo. The UFO's inhabitants are the clawed insect-like aliens from the planet Baltan! Able to divide into multiple copies, as well as possess certain human hosts, the Baltans plot to take over the Earth and enslave all humanity . . . until Ultraman comes to the rescue! Meanwhile, Science Patrol member Ide tells us why he got a black eye in the beginning of the episode!

The Science Patrol investigates a series of plane crashes in the Middle East, where they encounter a vicious insect-monster that brings Ultraman to his knees. This time, it's up to the Science Patrol to try and turn the tables.

A pair of unusual meteors discovered by an American explorer fuse together after being exposed to a special beam. They mutate into a bizarre fourth-dimensional monster capable of warping reality as we know it. Can Ultraman overcome this psychedelic menace in time to save the day?

When an agent visiting Japan from the Science Patrol's South American headquarters begins behaving suspiciously, the Science Patrol discovers that he has been infected by an Amazonian blood-sucking creature intent on spreading its evil tendrils throughout the entire world.

A seven thousand year old mummy is awakened by scientific experiments and it goes on a rampage. When finally cornered, it summons an enormous, four-legged dragon so powerful that only Ultraman stands a chance of defeating it.

Strange things are happening around a dead volcano including reports of dead birds and a giant smoking bellowing monster. The Science Patrol is asked to investigate. Seeing no danger, Mura sends Fuji to investigate the monster sighting. Hoshino stows away in the airplane and confirms the sighting. Both Mura and Hoshino are trapped by the monster Kemurah who starts a rampage in a nearby city.

A hunter claims to have been attacked by a towering, Yeti-like creature in the mountains. When the Science Patrol's investigation is impeded by a mysterious local girl named Uki, they begin unraveling her surprising connection to the giant monster.