Season 1

Side-tracked by a giant bat, the gang helps The Three Stooges Moe, Larry, and Curly Joe with their theme park: A real-life ghost town with real-life ghostly villains.

Mystery Inc. teams up with Batman and Robin to uncover a counterfeiting ring run by a strange hooded figure who has been sending counterfeit money to the Joker and the Penguin.

Jonathan Winters invites the gang to visit a farm, where Maude Frickert needs help finding a secret formula - unless a mysterious villain known as Scarecrow gets to it first.

Stuck in a storm, the kids take shelter in a nearby mansion, where a hooded ghost of Captain Moody seems to think the kids are someone else.

Mystery Incorporated meet up with Don Knotts and together they solve the mystery of the strange happenings plaguing the desert town of Juneberry.

During a simple skiing vacation, the gang stumbles upon the famous comics Laurel and Hardy,and of course, another mystery to solve.

The Scooby Doo gang meet The Three Stooges on a country corn farm. Then a ghostly figure, from World War Two, starts haunting the farm.

The Harlem Globetrotters meet up with the gang. A local hermit then tells them to get out of town before Red Beard gets them.

Mystery Inc. teams up with Batman and Robin when Professor Flaky is kidnapped by Joker and Penguin.

While visiting Shaggy's great uncle Nath, the gang bumps again into the Harlem Globetrotters and a Loch Ness monster.

The Harlem Globetrotters want some rest before a game the following night, but things don't go to plan.

Don Adams hires the gang as his trainees on an exterminating trip.

Speed Buggy and Scooby figure out why weird winds blow at midnight.

Cass Elliot's candy factory is haunted by ghosts.

Dick Van Dyke hires the gang to help solve why nobody comes to his carnival.