Scooby-Doo and the gang are on the case when a mysterious lake monster starts scaring the guests at a summer resort in Erie Point, where Fred, Daphne, Velma and Shaggy have taken on seasonal jobs to pay for a barn they accidentally burned down. But in addition to sneaking suspicions, there's some romance in the air.

The gang decide to go traveling in the Mystery Machine, seeking fun and adventure during what could possibly be their last summer break together. However, havoc-wreaking monsters seem to be drawn to them, appearing almost every stop of the way.

Each episode of this series include multiple segments: The first and last were "Laff-A-Lympics" segments, the other ones were "Captain Caveman and the Teen Angels", "Scooby-Doo" and "Dynomutt" segments. The "Laff-A-Lympics" segments feature 45 Hanna-Barbera cartoon characters (classic and otherwise) competing for gold medals in wacky events. Events include racing on ostriches, camels, kangaroos, rickshaws and unicycles, as well as scavenging for creatures like the Abominable Snowman, vampires, and the Loch Ness Monster.

The Scooby-Gang travels to the four corners of the globe to introduce us to incredible natural phenomena, totally unusual places and surprising landscapes.

Shaggy and Scooby-Doo and friends must return 13 ghosts which they inadvertently released to a magical chest. Together with Daphne and Scrappy-Doo, along with newcomer Flim-Flam, they travel the world facing the ghosts that must be returned to the chest.

Aside from doubling the length of each episode, The New Scooby-Doo Movies differed from its predecessor in the addition of a rotating special guest star slot; each episode featured real-life celebrities or well known fictional characters joining the Mystery, Inc. gang in solving the mystery of the week. Some episodes, in particular the episodes guest-starring the characters from The Addams Family, Batman, and Jeannie, deviated from the established Scooby-Doo format of presenting criminals masquerading as supernatural beings by introducing real ghosts, witches, monsters, and other such characters into the plots.

While the gang travel to Scotland to visit Daphne's cousin and witness the annual Highland Games, they find themselves terrorized by the legendary Loch Ness Monster.

Scooby-Doo and the Mystery Gang visit Oakhaven, Massachusetts to seek strange goings on involving a famous horror novelist and his ancestor who is rumored be a witch.

Mystery Inc. has cracked the case to top all cases! They’ve tracked down Coco Diablo, the head of a notorious costume crime syndicate. With Coco and her kitty in prison, Mystery Inc. thinks that they can finally enjoy a break. Wrong! Suddenly, menacing doppelgänger ghosts of the Scooby crew and favorite classic foes show up in Coolsville to threaten Halloween. Now it’s up to the meddling kids to unmask the latest scoundrel and save Halloween!

The Mystery Gang goes to Hawaii for the Big Kahuna of Hanahuna Surfing Contest. However, the gang and the locals find the island invaded by the vengeful Wiki Tiki spirit and his demons.

The Yowie Yahoo starts kidnapping musicians at a concert attended by Scooby and the gang in Vampire Rock, Australia.

After going their separate ways, Scooby-Doo, Shaggy, Velma, Daphne, and Fred reunite to investigate the ghost of Moonscar the pirate on a haunted bayou island, but it turns out the swashbuckler's spirit isn't the only creepy character on the island. The sleuths also meet up with cat creatures and zombies... and it looks like for the first time in their lives, these ghouls might actually be real.

When Scooby and the gang get trapped in a video game created for the gang, they must fight against the 'Phantom Virus.' To escape the game they must go level by level and defeat the game once and for all.

It's horror on the high seas when Scooby-Doo and the gang take a creepy cruise into one of the world's most mysterious places, the Bermuda Triangle! If Scooby, Shaggy and the gang can't solve this mystery, they may have to walk the plank.

Scooby and the gang experience outdoor fun as they go back to Fred's old summer camp. As summer goes on, it becomes increasingly clear that the spooky camp stories told by the fireplace, are more real than they've though and soon, it's up to the gang to try and solve the mystery of camp scare.

Scooby-Doo and the gang investigates a new ghost at a water park resort.

Scooby-Doo and the Mystery Inc. gang become involved in a supernatural mystery in Egypt.

The mystery begins when Shaggy and Scooby win tickets to "WrestleMania" and convince the crew to go with them to WWE City. But this city harbors a spooky secret - a ghastly Ghost Bear holds the town in his terrifying grip! To protect the coveted WWE Championship Title, the gang gets help from WWE Superstars like John Cena, Triple H, Sin Cara, Brodus Clay, AJ Lee, The Miz and Kane. Watch Scooby and the gang grapple with solving this case before it's too late.