Professor Krueger summons the gang to the North Pole, where they confront a giant snow beast and some other strange goings-on.
Scooby, Shaggy, Daphne, Velma and Fred try to uncover the mystery behind the strange appearance of a cat creature who has been robbing jewelry shops in the area.
A demon haunts rock 'n' roll star Jimmy Lewis.
While in China, the gang encounters the Moon Monster.
A ghostly gondolier wants an Italian's valuable necklace.
The gang investigate the strange appearance of the ghost of a former Puerto Rican commander that is haunting the ancient El Moro fortress.
The gang investigate the appearance of a warlock that wants to stop their friend, Jimmy Pelton, from competing in the tennis championships at Wimbledon.
During a trip to a Canadian fishing village, the gang encounters a terrifying lake monster.
When the gang arrives at Viking Lake to see Velma's Uncle John, they find him missing as well as encountering the ghosts of ancient vikings.
Scooby and the gang try to uncover the mystery behind the strange appearance of vampire bats at their friend's 18th birthday party.
The gang heads to the southwest to watch a hang gliding contest, only to run into a ghostly pterodactyl.
Scooby-Doo, Scooby-Dum and the gang set out to protect Scoobys' cousin, Scooby-Dee, from the phantom of Milo Booth, a long dead silent film actor determined to keep Dee from remaking one of his greatest films.
The gang goes to watch a grand prix race, only to run afoul of a phantom race car driver that makes the other drivers and their cars disappear.
The gang is having a beach party when a bizarre monster emerges from the deep; soon after they meet an old sea captain who tells them about the monster, only to have it steal his soul.
Fred, Shaggy and Scooby try to solve the mystery behind the appearance of a 180-year-old man at a construction site.
The gang tries to solve the mysterious appearance of an ancient Aztec god who has caused the abandonment of the Cinco De Mayo festival in Mexico.
The gang investigates the mystery surrounding a high-voltage ghost who plans to destroy the local power plant.
The gang is having fun at a Halloween costume party with their friend who happens to be a descendant of Ichabod Crane. Their fun turns into a nightmare when the headless horseman shows up.
Shaggy's uncle has inherits the old King Arthur castle and sends it to New England stone by stone; while visiting, the gang learns that he's also brought back the ghosts of Merlin and the Black Knight.
The gang gets lost while driving and runs into a state trooper who warns them to stay away from an old, abandoned hospital. It's rumored to be haunted by a doctor that went mad years ago.
Scooby witnesses a robbery at a coin store by a weird zombie. The gang chases the thief to a toy factory and learns that something else is there.
The gang is having fun with their old friends who are now a music group. They are ready to sing a new song based on an ancient voodoo chant but they also bring back a long dead ancient shaman who plans to turn them into zombies.
The gang investigates the weird happenings of ancient demons who are after a talisman that will drive them back into the iron lid of an underground city where they belong.
A flying ghost bull is suspected to be responsible for the disappearance of many cattle at Daphne's uncle's dude ranch. Uncle Matt mysteriously vanishes and the gang finds themselves up against Tumaka, a ghostly Indian.
The gang's day of water-skiing comes to a halt when they get tangled up in a mystery involving missing pearls and a million-year-old shark monster.
A ghost and two monsters try to keep the gang from exploring a sunken ship.
The gang attends a Hawks football game when the star player vanishes and the ghost of a long-dead 1930s football player appears.
The Mystery Machine has an accident outside the Happy Humor Ice Cream factory. A trip inside to use the phone to get a tow truck turns into a mystery, complete with three Technicolor Phantoms.
In Washington D.C., the gang gets locked up in the Smithsonian Institute for the night.