1. Ghastly Ghost Town (The 3 stooges)

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. 9 September 1972. 60 min

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.

2. The Dynamic Scooby-Doo Affair (Batman and Robin)

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. 16 September 1972. 41 min

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.

3. The Frickert Fracas (Jonathan Winters)

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. 30 September 1972. 43 min

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.

4. Guess Who's Knott Coming to Dinner? (Don Knotts)

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. 7 October 1972. 43 min

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.

5. The Spooky Fog of Juneberry (Don Knotts)

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. 4 November 1972. 43 min

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

6. The Ghost of Bigfoot (Laurel and Hardy)

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. 11 November 1972. 43 min

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

7. The Ghost of the Red Baron (The Three Stooges)

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. 18 November 1972. 43 min

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.

8. The Ghostly Creep from the Deep (The Harlem Globetrotters)

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. 25 November 1972. 43 min

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

9. The Caped Crusader Caper (Batman and Robin)

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. 16 December 1972. 60 min

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

10. The Loch Ness Mess (The Harlem Globetrotters)

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. 23 December 1972. 43 min

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

11. The Mystery of Haunted Island (The Harlem Globetrotters)

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. 8 September 1973. 43 min

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

12. The Exterminator (Don Adams)

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. 6 October 1973. 43 min

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

13. The Weird Winds on Winona (Speed Buggy)

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. 13 October 1973. 43 min

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

14. The Haunted Candy Factory ("Mama" Cass Elliot)

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. 20 October 1973. 43 min

Cass Elliot's candy factory is haunted by ghosts.

15. The Haunted Carnival (Dick Van Dyke)

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. 27 October 1973. 43 min

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