Willo the Wisp beech wood in Oxfordshire, near the director's home. Kenneth Williams provided voices for all of the characters. The principal narrator, Willo the Wisp, was a blue, floating creature drawn as a caricature of him, while the name refers to the ghostly light will-o'-the-wisp from folklore. The other main characters were Arthur the caterpillar (as a gruff cockney), Mavis Cruet, a plump, clumsy fairy with an erratic, magic wand, and the principal antagonist, Evil Edna, a witch in the form of a walking, talking television set who could zap people with her aerials. Other characters included Carwash, a snooty bespectacled cat
The Wild Puffalumps them, a fact which was pointed out in the television commercial for the toys. In the cartoon, the characters all live on an island separate from the rest of the world, much like many other 1980s toy-based cartoon characters (Care Bears, My Little Pony, etc.). The two children who visit this place soon find themselves going on a journey, parts of which are like amusement park rides, and the word “wild” is repeatedly emphasized throughout the cartoon. All of this is intended to make the characters fit in with the current cartoon culture, as well as give the impression that