On a visit to Great Skull Island, the gang confronts a vampire and a horde of bats terrorizing a hotel.

In the Ozarks, the gang encounters a witch who has supposedly turned a man into a frog.

A relaxing cruise becomes a mystery when a sea monster begins terrorizing the passengers.

In New York, the gang investigates a cat creature that’s been robbing jewelry stores.

After a plane crash in the Amazon, the gang encounters a half-man, half-jaguar creature.

A phantom rock star haunts a recording studio, leading the gang to uncover a musical mystery.

While on a fishing trip in Canada, the gang encounters a lake monster terrorizing the local area.

A trip to a reconstructed medieval castle becomes perilous when the gang encounters the ghost of Merlin and a Black Knight.

At a botanical garden, the gang confronts a giant praying mantis terrorizing the area.

An ice cream factory is haunted by a ghostly figure, prompting the gang to uncover the sweet mystery.

A camping trip near Viking Lake leads the gang to a ghostly Viking ship and its undead crew.

A hang-gliding competition is disrupted by a pterodactyl ghost, leading the gang to soar into action.

During a Halloween party at Crane Manor, the gang faces the infamous Headless Horseman, who seeks a new head.

A seaweed-covered monster emerges from the ocean to haunt a beach community.

Mystery Inc. investigates a sanitarium plagued by the ghost of Dr. Coffin, who has been scaring away patients and staff.

A ghostly pirate sabotages a freighter, leading the gang to uncover a smuggling operation.

While touring a museum, the gang encounters the spirits of three American Revolutionary War figures causing havoc.

The gang investigates a phantom racer sabotaging a Grand Prix event.

Visiting Salem, the gang deals with the ghost of a witch who has seemingly possessed a local woman.

An archaeological dig in Turkey is disrupted by the legendary Tar Monster, leading the gang to dig up the truth.

In Scotland, the gang encounters the Loch Ness Monster while attending a Highland festival.

The gang investigates a series of construction site thefts attributed to a ghostly figure haunting a high-rise building.

A ghostly figure made of electricity disrupts a power plant, leading the gang to uncover the mystery behind the shocking specter.

Daphne’s actress cousin is menaced by the ghost of a former horror movie star during a film shoot.

The gang looks into the disappearance of a valuable coin and confronts a faceless zombie haunting a department store.