A factory pumping their waste by-products into the ocean caused a normal blow fish to be transformed into a morbidly disfigured sea monster which is causing complete devastation on the ocean floor.
Whaling ships come to hunt down Guppie with the rest of her Gray whale friends even though they are protected by international law. The Captain is determined to find them even though it will endanger his ship and crew.
Whiskers is captured by the people of Deep One, a hidden underwater base that trains her and dolphins to do salvage work in the deep sea as well as transport high explosives that could endanger innocent lives.
Two souvenir hunters come blowing up a reef determined to get to the treasure of sunken ship covered by the coil of the island. Not knowing that it will endanger the people of that island.
Together two dolphins and a Finback whale fight to free other sea creatures held in captivity. But unfortunately they now don't know the way's of sea to fend for themselves.
A ship is towing icebergs from the South Pole to a country in the Middle East. They don't realize that while melting, the icebergs release strange old algae, which makes any creature in the sea extremely malevolent and destructive.
Disgruntled Frank Johnson takes control of a weather satellite he developed for the US space program, as well as the station's robot EL-G. He uses it to create heavy rains and calls himself The Rain Maker.
Unscrupulous Tsetse uncovers an ancient spaceship in a hidden temple which turns him into a human fly. He seeks to find the eyes of the alien statue hidden in the ship, unless Web Woman and Spinner locate them first.
Dr. Abyss has conquered the inner world at the world's core. Now he creates volcanic eruptions to force all the nations of Earth to acknowledge him as supreme ruler. Web Woman and Spinner travel down to the inner world to stop him.
Web Woman is on the trail of two escaped convicts, Lefty Nichols and Joe Dimes. But when the crooks hide in Madam Macabre's Calamity Circus, they end up in another dimension.
The Celenoid space pirate Rax takes over Scarab's headquarters, Citadel 7. Scarab and his friend Aramak are adrift aboard Aramak's ship, the Gypsy Moth. WW and Spinner head into space to save them.
Jack Frankenstein uses his copycat machine to revenge himself on General McMahan and Dr. Dubois. When Web Woman investigates, Frankenstein uses amnesia gas on her and makes a duplicate of her as well.
Alien Zontar is draining Earth's sun from his comet shaped starship. Web Woman has to convince him that his actions have made the sun so unstable that the entire solar system is at risk.
Intend on destroying Earth's space program, Dr. Despair uses his mind-block ray to turn the astronaut's minds around. Web Woman has to use all the powers at her command to stop despair.
Mr. Perfect is collecting people that he feels need to be taught a lesson and takes them to Perfect Island to wipe their minds. Web Woman and Spinner investigate after Perfect takes the Mayor's son and two of his friends.
When Reece is tunneling out of prison, he finds a lamp containing Ashta, the last of the Etherials. She grants him three wishes, but also needs him to revenge herself on Scarab.
