Timelord Kadray uses his scepter to revert the Sagar Tree into an acorn. With this he plans to reactivate the dreaded Fountain of Fire.
The trio investigate a sector called the Mystery Zone where several ships get wrecked on an island. They learn the evil witch Circe is responsible as she needs a young sorceress to overcome a curse in which she will turn to stone if she leaves the island. When Ariel arrives with Thundarr and Ookla, Circe gets her opportunity as she switches bodies with her and becomes a threat to the others as she tries to leave the island.
Shaggy and the dogs end up in Outer Space where they encounter an alien hell-bent on destroying the Earth.
A voyage to Atlantis puts the gang at the wrath of an evil Centaur.
Scooby pulls out the magical sword of Excalibur and he is made ruler.
After a large meteorite falls into a mountain valley some distance away, Dr Elefun, Astro, and a team of scientists head off to investigate the crash.
Eager to forge new business contacts, Del befriends Vimmal Malik, a wealthy businessman who seems eager to work with Trotters Independent Traders. After a dance at the Camberwell Chamber of Trade, Del and Vimmal are cornered by Mr Ram and his heavy boys. It seems that Vimmal is holding onto a pricey porcelain family heirloom that belongs to the Ram family - and they want it back. In order to make an impression, Del offers to mediate between the two men, especially because Mr Ram is willing to pay four grand for the return of the statue to his family. Unluckily for Del...
After watching Pinocchio, Scooby dreams that he, Shaggy and Scrappy are donkeys in the Paradise Island scene.
Scooby's relatives have the ghosts of their ancestors in their mansion.
Shaggy and the dogs wait out a storm in an old lighthouse, which happens to be haunted.
When coming to the aid of an escaped slave, Thundarr, Princess Ariel, and Ookla are captured by robots working for the multi-eyed wizard Lord Argoth who wants Ariel as his bride.
Overlord frees Amber the sorceress from the Temple of the Cave-Apes and puts her under his spell. He forces her to lead him to Tamborian where lies the lost scroll of the ancient ones.
After Dr Elefun receives a large package and re-assembles the parts of a robot, Astro and Daddy Walrus travel Antarctica to investigate.
Del and Rodney are once again hunting for bargains. And after stopping off at Boycie's car lot they spy a Mark II Cortina that's being used as a part-exchange for a Vanden Plas. Del knocks the asking price down to £25, so long as he houses Boycie's E type jag for a week - Del hopes to use the Jag to impress his bit on the side. Del ups the price tag of the Cortina to £199 and gets interest from an Australian buyer. And with cash in their pockets, a Jag to drive, and both of them single, Rodney talks Del into heading off for a night on the tiles. The Trotters' night ...
Blackstar, Mara & Klone are attacked by Lava Locs while having a quiet drink on the edge of a volcano. The Lava Locs manage to get hold of the Starsword and bring it to The Overlord so he can reunited it with his Powersword.
The wizard Skullus and his soldiers are enslaving villagers living in a ruined oil refinery and using them to attack the fortress of his enemy, the equally evil wizard Octagon.
Del employs younger brother Rodney as a member of Trotters' Independent Traders, despite warnings from his business colleagues. When Rodney decides to become the Trotters' financial adviser - monitoring the accounts and keeping Del's dodgy dealings in check - Del has second thoughts about their partnership. Cracks show in the partnership when Rodney inadvertently bungles a deal with Trigger. But despite Del's anger, it turns out that Rodder's advice would have prevented the purchase of 25 briefcases that are locked with the serial number inside. Del and Rodney have ...
The great detective Shalock Holmespan and Astro investigate the unusual incidents around a man-made solar sphere.