People in the future live in a totalitarian society. A technician named THX 1138 lives a mundane life between work and taking a controlled consumption of drugs that the government uses to make puppets out of people. As THX is without drugs for the first time he has feelings for a woman and they start a secret relationship.
Anthropologist Dr. Brockton unearths a primitive troglodyte -- an Ice Age "missing link": half-caveman, half-ape -- in a local cave. Through medical experimentation, she manages to communicate with him and domesticate him before he's let loose by an irate land developer and goes on a rampage, terrorizing the local citizenry.
The U.S. has handed over control of its nuclear defense system to the Colossus supercomputer designed by scientist Dr. Charles Forbin. It soon becomes clear, that the now-sentient Colossus is far more intelligent than its creator realized—with the fate of the world hanging in the balance.
Ichiro Miki is a child living in the industrial district of Kawasaki, where his parents' constant struggle to make ends meet often leaves the schoolboy alone. Constantly teased by a bully nicknamed Gabara, his only friends are toy consultant Shinpei and fellow classmate Sachiko. Ichiro turns to escapist dreams of Monster Island where he befriends the equally bullied Minilla.
After spending several months in an orbiting lab, three astronauts prepare to return to Earth only to find their de-orbit thrusters won't activate. After initially thinking they might have to abandon them in orbit, NASA decides to launch a daring rescue. Their plans are complicated by a hurricane headed towards the launch site—and a shrinking air supply in the astronauts' capsule.
Survivors of a sinking ship are rescued by Captain Nemo and his submarine crew. They are taken to an underwater city where they may spend the rest of their lives.
On the Moon in the year 2021, a former-astronaut-turned-salvager helps a millionaire space industrialist capture a 6000-ton sapphire asteroid, while also assisting a woman in finding her missing miner/prospector brother
Hubert de Tartas' life becomes a complete muddle when his wife's grandfather is unearthed after having spent 65 years in frozen hibernation in the polar circle. After being de-frosted, the Hibernating Man believes it is still the beginning of the century. Nothing is spared to keep that illusion alive. At the end of his rope, Hubert blurts out the truth and takes the man from Edwardian times on a crazy spree through an ultramodern Twentieth Century.
A turn of the century wild west show struggling to make a living in Mexico comes into the possession of a tiny prehistoric horse. This leads to an expedition to the Forbidden Valley where they discover living dinosaurs. They capture one and take it back to be put on display, leading to inevitable mayhem.
Given the chance to live in a simulated underwater home for a month, a scientist convinces his family to take advantage of the offer. Once the family agrees to move in, underwater mayhem occurs!
In the hazy aftermath of World War III, the fallout from a 'nuclear misunderstanding' is producing strange mutations amongst the survivors, and the noble Lord Fortnum finds himself transforming into a bed sitting room.
Blackmailing a young couple to assist with his horrific experiments the Baron, desperate for vital medical data, abducts a man from an insane asylum. On route the abductee dies and the Baron and his assistant transplant his brain into a corpse. The creature is tormented by a trapped soul in an alien shell and, after a visit to his wife who violently rejects his monstrous form, the creature wreaks his revenge on the perpetrator of his misery: Baron Frankenstein.
A man who has a body almost completely covered in tattoos is searching for the woman who cursed him with the "skin illustrations". Each tattoo reveals a bizarre story, which is experienced by staring at the scene depicted. When the illustrated man meets a fellow tramp on the road a strange voyage begins.
Two young boys sneak aboard a spaceship and find themselves whisked away to the mysterious planet Terra. There, they encounter Gamera's old foe Gyaos and two female aliens with a taste for human brains. Gamera must save the children and battle the new monster Guiron, whose entire body is a deadly living weapon.
A doctor kidnaps couples who are having sex and takes them to his mansion where they are being kept as prisoners. He injects his subjects with a substance to 'enhance' their sexual abilities. The curious doctor then forces the abducted people to have sex. While they are making love he drains a fluid from them. He needs this to prevent himself from being transformed into a monster. He gets his instructions from a talking brain.
A giant asteroid is heading toward Earth so some astronauts disembark from a nearby space station to blow it up. The mission is successful, and they return to the station unknowingly bringing back a gooey green substance that mutates into one-eyed tentacled monsters that feed off electricity. Soon the station is crawling with them, and people are being zapped left and right!
In the far future, a highly sexual woman is tasked with finding and stopping the evil Durand-Durand. Along the way she encounters various unusual people.