S3 E1 • Le Phare de l'angoisse

Les habitants d'une petite ville du Midwest sont effrayés par les fantômes qui hantent un vieux phare abandonné.

Première diffusion : 29 janvier 2005

S3 E2 • Scooby-Doo au Far-West

Scooby Doo et ses amis décident de séjourner dans un parc, tenu par des robots, où l'on peut vivre des aventures comme dans films Westerns. C'est alors qu'un des robots se retourne contre l'équipe.

Première diffusion : 5 février 2005

S3 E3 • Combats Déments

A weird wrestler known as Titanic Twist with two arms on one side is terrorizing wresting matches.

Première diffusion : 12 février 2005

S3 E4 • A Vos Marques... Pleurez !

The gang is in Paris to see Daphne's cousin Dannika win "Model of the Year", but they discover she has been abducted when a Gargoyle from Notre Dame cathedral has come to life. Now the kids must find her by searching the Paris catacombs, the sewers, and the cathedral before the fashion expo starts.

Première diffusion : 19 février 2005

S3 E5 • Le Démon de la Ferme

The gang goes to visit the Secret Six Puppies, but soon discover something terrible. A mysterious Deamon Farmer haunts their farmhouse that was built over an ancient graveyard, and wants the puppies gone. The gang stays to help, when all the farm workers have quit.

Première diffusion : 26 février 2005

S3 E6 • Les Monstres préfèrent les Diamants

In Russia, the gang discovers the Frozen Fiend, a ghoul creature that stolen the Emperor Cup, which would be give the Internation Hockey Tourmants's winner?

Première diffusion : 5 mars 2005

S3 E7 • Une partie de golf infernal

The Internation Putt-Putt Tourment is treated by its own 18-th hole--and MONSTER-style Clown--but that is good and bad news for Mystery Inc. on the screen. The bad news, the genius of the gang, Velma, has a clown phobia--but good news is that Norville "Shaggy" Rogers is ACTING BRAVE! Holy reservals, Scooby-Doo! Can the gang solve the mystery and get the regular Velma and Shaggy back?

Première diffusion : 12 mars 2005

S3 E8 • Le Camp viensdoncquejetefassepeur

A monster known at The Toxic Terror is attacking the favorite camping ground of Shaggy, Scooby, and 3 kids.

Première diffusion : 19 mars 2005

S3 E9 • Les Tribulations de Sammy et Scooby-Doo en Chine

Mystery Inc gets involved in a mystery featuring an gaint dragon, a wig-out ex-worker, a stolen candy ring from Lui-Won Toy Stores, an insane cop, & a mutant giant toys. Can Velma figure out who's behind this insane mystery?

Première diffusion : 26 mars 2005

S3 E10 • A fond les ballons

The Mystery Kids head for a NASCAR-like championship race where mayhem is taking place on the racetracks.

Première diffusion : 2 avril 2005

S3 E11 • Midas chez les bidasses

The gang goes to visit the Sacred Six (originally seen in Homeward Hound and Farmed and Dangerous) when they learn that an evildoer called Gold Paw is turning people into gold in order to steal gold. When one of the Sacred Six is gold-ified, the Mystery, Inc. gang needs to solve this case before the other five suffer the same fate!

Première diffusion : 9 avril 2005

S3 E12 • Des griffes sous le récif

A creature made of the coral reef attacks a sand castle competition in Australia. People start disappearing through sand.

Première diffusion : 16 avril 2005

S3 E13 • Frayeur Virtuelle

The gang visits a video game convention to play the video games, but the cute Osomon creatures that were the highlight of the show turn into monsters.

Première diffusion : 21 juillet 2006