ABC 20/20

Scooby-Doo and Shaggy stumble across a lone suit of black armor and embark on a quest to find the artifact's missing owner.

Scooby and the gang become mixed up in a mystery when he surfs into what appears to be the ghost of Captain Cutler.

The sleuths shipwreck on a deserted island and explore a haunted castle.

The gang explores a mining town and investigate a phantom miner, who's driving the business away from a nearby dude ranch.

Scooby impersonates a prize-winning Great Dane to catch whoever is stealing show dogs.

When the gang visits the Weatherby estate, they must investigate a mysterious voice and a ghost who demands the family return its fortune to a neighboring clan.

The gang is hired by Daphne's uncle, a famous director, as extras in his latest project. But the star of the show is a real nasty ape.

The gang investigates a haunted seaside amusement park.

A sinister puppet master manipulates the gang's investigation of a case of counterfeit.

A ghost clown haunts a small circus, using hypnotism to bend locals to his will.

The gang visits Franken Castle, which seems to be crowded with famous inhabitants Dracula, the Monster and Wolf Man.

The gang helps a professor set up an ancient Egypt exhibit, but the star of the display keeps vanishing.

A zombie walks in front of the Mystery Machine as the gang heads into the bayou for a fishing trip, leading to a real witch hunt.

The gang sets out to solve the mystery of a ghostly pirate seemingly bent on avenging his capture by a shipping magnate's ancestor.

The gang stumbles across a UFO's landing site when the Mystery Machine runs out of gas on a deserted road.

A ski trip turns spooky for the gang when they run into the ghostly Yeti Beast and a Tibetan hermit, who says he is responsible for summoning the monster.