Summary: The Fantastic Four are lost in a Transylvanian forest while on vacation, and eventually come across an old castle. They are warned that the castle belongs to Diablo, an evil alchemist was was sealed away in the dungeon exactly 100 years ago.

Summary: Dr. Doom heads towards New York, claiming diplomatic immunity. Sue and the police commissioner summon all the team members to the Baxter Building, where the Fantastic Four prepare for Doom's arrival. There, they get a message from Doom, who tells Reed that he should say goodbye to his team-mates as he only has a few hours left to live. The commissioner asks Reed why Doom hates him, and he tells him of how he and Victor von Doom used to be at the same college years ago. Ben was also there, becoming Reed's roommate, while Doom conducted a dangerous experiment that scarred his face. Doom was expelled, and blamed Reed for his disfigurement. Doom vanished, while Reed and Ben served their time in World War II. After the war, Reed developed a starship, and chose Ben to pilot it, with Sue and Johnny as the rest of the crew. During their first flight, the starship was bombarded with cosmic rays that gave the team their super-powers and turned them into the Fantastic Four. Back in the present, D

Summary: As the Fantastic Four answer the Yancy Street Gang's challenge to Ben, they quickly discover that it was a trap, and are attacked by three mutant apes. The Red Ghost then appears, having escaped from the Moon, and takes the Four back to the Moon in his rocketship. He jettisons the team to the Moon's surface, and with the help of Sue's force field, quickly attempt to make their way to the inhabitable blue area of the Moon. They end up inside the underground home of the Watcher, who tells them by thought-image that he cannot help them against the Red Ghost, and warns them not to touch any of the machines in his lab for their own safety. Meanwhile, the Red Ghost hold the world to ransom, but his rocket is soon brought back down to the Moon by Reed. The Red Ghost follows Johnny back to the Watcher's base, and there, the Four have to stop the villain and his super apes.

Summary: Reed experiments on a meteor for use as a new super fuel, but with little success. He got the idea from a scientist named Professor Ivan Kragoff, and so the Four endeavour to use the fuel to get to the Moon, winning the space race before Kragoff, and to explore a mysterious blue area on the Moon's surface. Kragoff himself, known as the Red Ghost, uses a trio of intelligent apes to assist him in his rocketship. Both ships take off at the same time, and the Red Ghost's ship is bombarded with cosmic rays, giving him and his apes super powers. In the Moon's blue area, the team find an ancient deserted city, and come under attack from the Red Ghost and his super apes. Sue is taken hostage, and Reed, Ben and Johnny follow the Red Ghost for the final battle.

Summary: Ben is helping Reed to test out Sue's new force field, when they start receiving complaints from the Baxter Building's other tenants. Reed decides to take the team's tests to an isolated island that he was alerted to by a leaflet mailed to him. When the Four get to the island, the team is stranded there when their U-Car is stolen. They then run into the Mole Man, the ruler of Subterranea, who tells them that he has rebuilt his underground network of tunnels leading to every capital city. He intends to take over the world's governments, and to accomplish this, imprisons each of the Four in a series of traps. The Four have to escape their confinement and prevent the Mole Man from taking over the world.

Summary: On the Skrull homeworld, the Skrull emperor attempts to destroy the Fantastic Four, but Sue protects them with her invisible shield. Marshall Drom then shows the emperor a new weapon that will not fail: the Super Skrull, who has all the powers of the Fantastic Four. He is sent to Earth, where he quickly comes into contact with the super-hero team in New York. After claiming the Earth in the name of the Skrull Empire, Super Skrull and the Fantastic Four battle each other, but are too evenly matched. The Four then retreat back to the Baxter Building, where Reed discovers that Super Skrulls powers are being beamed to him from the Skrull homeworld. Reed creates a jamming device, and after inviting Super Skull to fight the team on Crater Island, Sue has to attach the jammer to Super Skrull before the rest of the team can stop him.

Summary: On the Skrull homeworld, Warlord Morat is out hunting game when he decides to capture the Fantastic Four in order to impress Princess Anelle's father, the emperor of the Skrulls. The Four themselves are testing out Reed's new rocket, when it is bombarded by meteorites controlled by Morat. They are pulled through a space-warp and end up in the Skull's galaxy. Upon their arrival, the Four are attacked by Morat's Skrull soldiers. They defeat the Skrulls, but soon lose the use of their powers due to an immobilising ray. They are taken to Morat's base and held captive. Swearing to deliver the Four to Anelle's father, Morat instead attempts to overthrow the emperor with the quartet's aid. As the Skrull emperor journeys to Morat's base to find out what is going on, Morat is told by Reed to use a special ray-gun from his ship. The rest of the team object, but Reed asks them to trust him. Morat uses the weapon on the Four and inadvertently restores their powers. The Fantastic Four are then left

Summary: The Fantastic Four face a bunch of old rivals in Yancy Street, but their old enemy Dr. Kragoff and his primates show up and capture them. During their voyage to the moon, the four turn the tables, but Dr. Kragoff gets away and the four are dumped on the moon. They barely manage to get to a source of oxygen, which is the Watcher’s laboratory. Using one of the Watcher's machines, Reed brings down Dr. Kragoff's ship. Susan gets Dr. Kragoff banished into a transnitron machine. Reed uses that machine to get back to Earth.

Summary: A U.F.O. appears over the Earth, and after the air force attempt to intercept it, the craft's robot pilot abducts the Fantastic Four from an awards ceremony. Inside the spaceship, they are told by the robot that they are to be taken to Planet X by order of Kurrgo, the planet's master. Kurrgo tells the team that his planet is due to be struck by a rogue planet. In order to prevent his slaves from being killed, Kurrgo asks Reed to find a way of saving his workforce. The Four refuse his request, but Kurrgo forces them to work in his lab. There, Reed determines that the other planet is due to strike Planet X in less than a day. Reed decides to use a shrinking gas to reduce all of the population in size so that they will all fit on the two available escape ships and be saved. Reed shows the gas to Kurrgo, and promises to develop an antidote before the planets collide. As Planet X's population is shrunk, the Four have to return to Earth and end the dictator Kurrgo's rule.

Summary: Dr. Doom appears on the Fantastic Four's TV, and challenges them to a duel to the finish. He predicts that he will remove the heart of the team, remove the team's greatest strength and finally, that the strongest power will conquer all. As Sue takes part in a photo shoot, Doom kidnaps her and takes her to his base, thus removing the team's heart. The rest of the team take part in a conference at the U.N., where Doom announces that he will destroy every major city on Earth with tidal waves unless he is voted world ruler. He demonstrates his power on an abandoned navy yard, and tells the team not to stop his plans as he has Sue. Reed tracks down Doom's airship, and the team go there to rescue Sue. On board, Doom attacks them with a cosmic ray gun, and turns Ben back to his human form, removing the team's greatest strength. Ben sacrifices his humanity, becoming the Thing again, and sets forth to rescue the rest of the team, evade Doom's booby traps and prevent the super-villain's plan fro

Summary: An earthquake rocks New York, and Johnny spots that the whole city block has disappeared into the Earth's surface. Reed quickly deduces that this was the work of the Mole Man. The villain himself sinks Science Hall where Sue was giving a speech to a group of leading scientists, and tells the rest of the team not to interfere with his plans. Reed, Ben and Johnny descend into the Earth's surface to the Mole Man's subterranean hideout, but after he threatens Sue, the team are returned to the surface to warn off the national guard from attacking his base. Back at the Baxter Building, Reed develops a tracker to find Sue, and Johnny digs a tunnel for Ben and Reed's hover-cycle to travel down. After freeing Sue, the now-reunited Four have to fight the Mole Man and his forces in order to free all of his hostages and raise the missing buildings.

Summary: Johnny is testing his ability to throw flares when he notices a strange object emerging from the sea. A blue-skinned woman emerges and introduces herself as Lady Dorma of Pacifica. She asks the Fantastic Four for help in fighting the tyrant Attuma, whom she inadvertently allowed to defeat the kingdom's rightful ruler, Prince Triton. Realizing her mistake, she sought out the help of the Four to help stop Attuma's conquest. Reed uses an oxy-spray to help the team breathe underwater, and together with Dorma they journey to Pacifica. They proceed to battle Attuma's forces and make their way into the royal palace. There, the meet up with Prince Triton and assist him in his struggle against Attuma and his forces.

Summary: Ben is insulted by the Yancy Street Gang and becomes depressed over his appearance. The rest of the team visit an Egyptian museum and find an ancient tablet apparently depicting Ben returning to his human form. Reed tells him about the tablet, and the Four travel to Dr. Doom's castle to use time machine to travel back to 10th Century B.C. Egypt. There, they quickly come under attack by soldiers, but Reed notices that their attire is from another time. The team then all pass out, and are taken to Rama-Tut, ruler of Egypt. He tells them that he is from the year 3000, and seeking adventure, constructed a time machine and travelled back to ancient Egypt. He imprisons the team as hypnotised slaves, but a passing comet returns Ben to his human form and restores his will. As Rama-Tut prepares to marry Sue, Ben rescues her and the rest of the team. As the comet moves away, Ben becomes the Thing again, and the Four follow Rama-Tut for their final confrontation.

Summary: After coming back from vacation Reed tells Ben an interesting theory on attempting to restore him. They head to Dr. Doom's deserted castle to use the time machine the doctor left behind. In 2000 B.C the four weaken during a fight and are taken by Pharaoh Rama-Tut. Susan is to be Rama-Tut's queen while the other three are put to work with some mind control. Ben turns back to his former self. As he rescues Susan he is once again the Thing. The four battle Rama-Tut to his sphinx. Finally they destroy his sphinx and return to their own time.

Summary: The Watcher fails to prevent the Silver Surfer from coming and summoning Galactus. Susan assists the unconscious Surfer and he begins to think differently. The Watcher has a plan only Johnny can undergo. Reed and Ben sabotage Galactus' Earth draining machine and the Silver Surfer arrives to battle Galactus. Johnny gets back with the weapon that makes Galactus see reason not to destroy the Earth.

Summary: The Fantastic Four have been shrunken to small size. Dr. Doom is after them and takes them to the Micro World. Dr. Doom briefs them on his micro genius experiments involving a king and a princess from the micro world. The four battle the giant guards but Dr. Doom catches them and imprisons them with the King and Princess. They all escape and enlarge themselves. Ben puts a stop to the Lizard Men, then the four return to their own world.

Summary: On a remote planet, its inhabitants are fighting against Blastaar and are able to banish him. Reed and Johnny enter the dangerous space zone via dimensional transport. As they depart, Blastaar escapes and follows them. Blastaar is too powerful for the four to handle. They lure Blastaar into an evacuated atomic power plant, where they use some atomic matter to put him in a coma. They eject him through the dimensional transport back into the space zone.

Summary: Reed has been elected to ask the villainous Professor Gamma to surrender himself and to destroy his Island X base in order to answer for his crimes against the world. Reed and the rest of the Four then attack the island and defeat the Professor's henchmen, destroying the Professor's nuclear missiles. Gamma himself was not on the island and due to the radiation released from his nuclear warhead, is mutated into an amphibious form and now calls himself the Gamma Ray. Johnny, having been told to rest after the last mission, gets angry and leaves the team, staying in a slum hotel. There, he is told a tall tale by one of the residents who says that he saw a strange creature at sea calling himself the Gamma Ray the other day. Suspecting a link to Professor Gamma, Johnny decides to investigate for himself and quickly finds Gamma Ray. They fight, and Gamma Ray then mutates a giant whale into a creature named Giganto, who then begins to walk towards New York. As the creature gets to New York, t

Summary: The Fantastic Four are taken to another planet where they are regarded as criminals against evil, charged by three old enemies. Reed is forced to recall his memories on Klaw, Molecule Man and Blastaar's defeat. Meanwhile the other three escape and they rescue Reed just as the verdict is given. At the surface, they have to battle the court judge before they are able to leave the planet for Earth.

Summary: The Imposter plans to lure the Fantastic Four into a trap by posing as a famous Hollywood director. The four are tempted to be in a movie and briefly retell their previous adventures to the director. The next day, the four fly to the director's island and the director blows them out of the sky. The Fantastic Four are forced to go through the director's deadly movie landscapes and make it to the boat on the other side of the island which the director detonates. The Imposter removes his disguise and the Fantastic Four surprise him. The real director prevents the Imposter from escaping.