The Creeper is a recurring villain from the Scooby-Doo franchise and one of the most recognized villains in the series.
Scooby-Doo! Where Are You?
The Creeper first episode in the episode, Jeepers! It's The Creepers! The Mystery, Inc. kids are on their way to a school Barn Dance and Hayride on an old farm. They come across a bank guard who was lying on the road knocked out, as he comes around he gives Fred a blank piece of paper and mumbles "The flame will tell the Creeper." As they look for clues, Scooby finds a letter with the home address of the bank manager which is near where they are, so they go there for help (not knowing the bank manager was actually the Creeper until they unmasked him). After they left, he understood the message the bank guard was trying to tell the gang. He goes after them to get the paper which would show he was the Creeper. Scooby angered the bank manager: "blasted meddling kids!".
Scooby-Doo and the Cyber Chase
The Creeper appears in the movie, Scooby-Doo and the Cyber Chase on the final level, along with monsters introduced on The Scooby-Doo show, and chase both gangs. He chases the Daphnes twice: Once to the funhouse, and again later in the film. He and the other monsters disappear once Scooby gets the box of Scooby Snacks after which all the monsters are gone.
Scooby-Doo and the Cyber Chase: The Videogame
He is also the GBA version of the film's videogame.
Scooby-Doo! Night of 100 Frights
The Creeper appeared as a recurring enemy in this game. Velma also sees the Creeper in her glasses, which was planted by the Mastermind.
Scooby-Doo: The Movie's unused opening
The creeper appears in the alternate opening of the first live-action movie, along with Frankenstein and The Phantom Shadow.
Scooby-Doo 2: Monsters Unleashed
The Creeper made some cameo appearance in the second live-action movie (properly as consumption for the first live-action movie's alternate opening). First there is a Creeper banner on the front of the museum and inside his costume makes an appearance next to the costume of Chickenstein.
He's appeared in Some Scooby-Doo Commercials for StateFarm and Direct TV
Scooby-Doo Mystery Incorporated
He appeared on various Scooby-Doo Mystery Incorporated episodes, including the Legend of Alice May.
Scooby-Doo! Mask of The Blue Falcon
He appeared in the opening credits of Mask of The blue Falcon, getting caged by Fred.
Scooby-Doo! WrestleMania Mystery
His most recent appearance was during the opening of WrestleMania Mystery.
In 2007, There was a Creeper action figure.
In 2013, Hallmark released a Scooby-Doo Christmas ornament with The Creeper.
The Creeper replaced the Ghost of Captain Cutler in the Scooby-Doo Where Are You? theme song during the show's second season.