The first episode of the TOEI-produced Japanese "Spiderman" TV series sees motorcycle racer Takuya Yamashiro gain the powers of Spider-Man. With his new powers and the help of Marveller, he transforms into Leopardon in order to defeat Professor Monster and his evil Iron Cross Army.

When a train suspiciously overturns, Takuya believes Professor Monster and the Iron Cross Army are responsible, while flashbacks reveal the tragic details surrounding Garia's arrival on Earth and the transfer of power to Takuya.

The Iron Cross Army abducts well-know burglar, Phantom Thief 001, in hopes of grooming him into another Spiderman! Can the true web slinger stop the impostor before he wreaks havoc on the innocent?

Professor Monster works to create a program that can kill Spiderman, and the two men meet face to face for the first time!

Can Spider-Man stop the Iron Cross Army before they obliterate Japan with missiles?

The Iron Cross Army sets its sights on scientifically changing humans into super soldiers. One of their targets turns out to be Yosuke Matsuki, Tayuka's (Spiderman's) close friend. Can Spiderman stop the Iron Cross Army and protect his pal?

Spider-Man protects two scientists working to make a weapon that can target the Iron Cross Army, while Professor Monster models cyborgs out of a popular Japanese rock band!

Professor Monster resurrects an ancient cat demon in hopes of killing every Japanese citizen!

Amazoness and Professor Monster send Machine Bem to go after someone close to Takuya (Spider-Man) - his sister, Shinko!

Tragedy strikes the spectacular Spiderman as he battles Amazoness and the deadly Snake Woman.

Ichiro, the boy saved by Takuya's (Spiderman) blood transfusion is kidnapped and Spiderman must save him before its too late.

A lovesick model is tricked into getting a chip implanted into her brain by Amazoness in order to win back her old flame. Now, Amazoness has complete control over her and Spiderman must stop her before she assassinates enemies of the Iron Cross Army.

When a motorcycle gang encounters the Iron Cross Army, Professor Monster decides to take their leader captive and turn him into a machine bem. When Spiderman is approached by the gang leader's father for help, he tries to reunite the father and son.

The Iron Cross Army causes disturbances around Japan in order to incite confusion and break the human spirit. A young boy and and his mother are framed by the Iron Cross Army and falsely accused of stealing five million yen. After hearing of their plight, Spiderman decides to help and comes across the fearsome machine bem Carnivorous Plant!

The Iron Cross Army suspects Spiderman's secret identity and uses it to kidnap his closest friends and family. To confirm their suspicions, the Iron Cross Army tries to force Takuya to change into Spiderman while in public. Now,without being able to change into Spiderman, Takuya must try to save his friends and family before it's too late.

Spiderman befriends a boy with a heart condition and promises to be there for his surgery. But when the Iron Cross Army discovers that Spiderman will be at the hospital, they set a trap to capture the hero. Now, Spider-man must battle the Iron Cross Army to keep his promise.

The Iron Cross Army devises a plan to poison the city's water system by destroying the dam. Spiderman stumbles on the plan when a boy and his dog are attacked by the Iron Cross Army while hiking in the woods. Now with the help of the boy and his dog, Spiderman must defeat the army and their monster before the city is poisoned.

Samson, a struggling professional wrestler and his brother search for Spiderman to ask for help in their training. The Iron Cross army intervenes and turns Samson into a machine bem forcing Spiderman to fight against a once innocent man.

A strange boy enters Takuya's life and claims to know his secret identity. The boy leads Spiderman to a hidden village where he pleads for help to save his sister. After encountering some hostile villagers, Spiderman discovers that this was no oridnary rescue. The boy's sister is being held captive by the Iron Cross Army!

A young girl possessing psychic abilities is targeted by the Iron Cross Army so that they could learn future events. Lucky for the young psychic, she has hired Takuya (Spiderman) as her tutor and he has taken it upon himself to act as her protector. Spiderman must keep the Iron Cross Army away from the psychic not only to keep her from harm, but to prevent the Iron Cross Army from destroying the world.

Tsuda, an undercover investigator from Interpol's Intelligence Department stumbles across an Iron Cross Army training sessio and is captured and tortured. Meanwhile, Spiderman meets a young painter who seems to have recently lost both his Mother and Father. While investigating an anonymous tip, Spiderman finds Tsuda and saves him from the Iron Cross Army and finds out that this man is actually the young painter's father!

Professor Monster is weakening after living for 400 years and needs live human blood in order to renew his life energy and live for another 400 years. Amazoness sends out Skeleton Beast to hunt live humans and harvest blood. They kill a father and leave his daughter blind. When Spiderman hears about the story, he goes to visit the girl who eventually leads him to Professor Monster himself!

The Iron Cross Army is luring young men into casinos that they've set up around the city to corrupt their minds and take their money. When Goro, a former orphan steals the deed of his old orphanage to make one last bet and loses, Spiderman must get involved. Now he must face Machine Bem Sorceress Beast in order to get rid of the Iron Cross casinos and get the deed back!

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A former burglar named Phantom No. 107 has been abducted by the Iron Cross Army to obtain an ancient Egyptian treasure that was stolen by him years ago. After the old burglar dies, the Iron Cross Army goes after his grandson and Spiderman must stop them before they hurt an innocent child.

A young student who is fed-up with his uneventful life is approached by the Iron Cross Army with a plan to trick the public into thinking that he is Spiderman. The Iron Cross Army plans to use the young student to involve Spiderman in scandals that will ruin his reputation. Will Spiderman be able to stop the Iron Cross Army before his reputation is tarnished, or will this be the end of Spiderman for good?

The Iron Cross Army devises a plan to create viscous dogs that will hunt and defeat Spiderman. When Takuya runs into a boy who's dog has been abducted, he decides to help the boy find his missing friend. While investigating, Spiderman realizes the the Iron Cross Army is behind the dog abductions and fights to save these beloved friends.

After a group of children stumble across the Iron Cross Army's secret base, they are kidnapped and held captive. Their parents are threatened to keep quiet while Professor Monster and Amazoness set up plans to activate a massive fault line under the city, destroying everything in the vicinity. When Spiderman is approached by a local group of youth detectives for help, he leaps into action and fights to save the children and the inhabitants of the fated city!

The Iron Cross army hires Bomb Wolf to intimidate hi-powered businessmen and blow up their buildings if they don't comply with the Iron Cross Army's requests for money. When a young boy's father is caught in a detonation, Spiderman is reminded of his own father's death at the hands of the Iron Cross Army and vows to keep fighting the fight against the evil empire!

After breaking several traffic laws while chasing the Iron Cross Army, Takuya is placed under arrest and is sent to jail. While there, his cellmate escapes with the assistance of an Iron Cross Army machine bem. Spiderman digs deeper into the connection between the jailbreak and the army, only to find that they needed the convict for their plan to steal Cobalt X. Now Spiderman must make sure that Professor Monster can't get to the Cobalt X, or face the destruction of the city!

The lethal drug Mash sweeps across Japan leaving a trail of bizarre crimes that only The Iron Cross Army can be behind. As narcotics officer Go Tachibana is brought in to investigate Takuya decides to do a little detective work of his own. After a wild-west shot-out puts Tachibana's young son in danger the inspector's dark past is revealed. Teaming up with Spider-man to end the threat of Mash once and for all, Detective Tachibana and Spidey face-off against, the mushroom crazed Kinokogar in a battle for the ages.

When Amazoness infiltrates the family of the city's top electrical engineer, it's up to Spider-Man to unmask her charade. As the Iron Cross Army plots to leave the city in Darkness Spider-Man must swing into action like never before. It's a dangerous game of cat and mouse after the engineer goes missing and his daughter Kyoko is left to keep his plans safe. While facing off against the powerful "Machine Bem Electric Worm" Takuya and Marveller must save the city before it's too late.

Professor Monster orders the Iron Cross Army to capture a young girl possessing an amulet from Planet Spider after her pictures were published in a local newspaper. While reading that same newspaper, Takuya also notices the amulet and decides to approach the young girl. After learning her story and how she obtained the pendant, Spiderman must make sure that the Professor Monster and his Iron Cross Army will never get their hands on the prized amulet.

Nobuo and his mother are put in great danger after the young photography hoaxer finally captures a shot to die for. Nobody believes what he has to say at first, but when the pictures happens to pin a member of The Iron Cross Army to a murder scene, it's up to Spider-Man to clear the boy's name. Uncovering a plot to take over Japan using experimental "Scrap gas," Spider-Man not only has the Iron Cross Army testing his skills but also the corrupt dealings of a ruthless tycoon who will stop at nothing to see his plans played out.

Two mummies found in the Amazon are stolen from a research laboratory in Japan by the Iron Cross Army. Professor Monster and Amazoness plan on reviving the corpses and using them to create havoc in the city. But when a little boy stumbles across the bodies, he sends out a message that is heard by Takuya, who is also investigating the missing mummies. Spiderman jumps into action and finds himself facing the Amazon warriors along with Amazoness and a ferocious machine bem!

Professor Monster enlists the help of an old colleague named Dr. Miracle to eliminate Spiderman once and for all. While landing on earth, a member of the Youth Detective Club notices Dr. Miracle and decides to investigate further, but when Dr. Miracle turns the tables and attacks the children, Spiderman must swing into action and defeat the powerful foe.

An old man obsessed with the occult discovers that The Enma Devil has been resurrected from the dead and his son takes off to ask Spiderman for help. Meanwhile, Takuya senses that something is wrong after an unusual thunderstorm falls on the city and decides to investigate further. After finding the boy, Spiderman realizes that a great evil has been unleashed on the city and must somehow defeat the powerful being and keep it from killing the boy.

A scientist makes a dangerous connection with the Iron Cross Army when he tries to sell his new breakthrough: a botulism bacteria capsule. When he goes too far and charges 100 billion yen for the capsule, the Iron Cross Army decide to paralyze him and take it by force instead. Witnessing the commotion, the scientist's niece contacts the Youth Detective Club to help her uncle and after bumping into Takuya gets Spiderman involved.

Spider senses tingle in this episode as the sharp shooting detective Tachibana and his son Takeshi return to fight alongside Spiderman in a tournament of titanic proportions. However with the Iron Cross Army taking out Japan's top martial artists with their own mysterious champions, Spiderman may be in over his head this time. With more martial arts action than you can swing a nunchuck at, this is an episode not to be missed.

When the Iron Cross Army attempts to get their hands on the plans for a super secret engine from World War II it's up to Spiderman to stop them. There's no time for napping in this episode as Amazoness goes after the grandson of an old scientist. Plenty of web-slinging ensues as Spiderman battles hippies and henchmen in attempt to prevent the Iron Cross Army from unleashing their newest Machine Bem monster upon the world.

It's an all out assault on the Iron Cross Army's secret base, as Spiderman faces his most explosive adventure yet. Injured after his escape, Takuya lies bedridden while the Iron Cross army regroups as rumors of a spy spread through their ranks. As the mystery of Spiderman's informant deepens Amazoness takes an oath to destroy Spiderman or die trying. When the attack hits close to home things get personal for Spidey. Smoke bombs fly and and an Empire rises, as Spiderman comes face to face with Professor Monster, for the final showdown.