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
Cruet lemon juice and other oils. They are also used for the serving of the wine and water in a Catholic Mass. In Canada and the United Kingdom, a small cruet can also hold previously ground salt or pepper, according to Merriam-Webster sources. The English word "cruet" originates with the Old French "crue", "earthen pot". Some speculate that the early use of cruets was ecclesiastical —there is for example Biblical use of a "cruse of oil", a jug or jar to hold liquid (I Kings 17:16). A few cruets dating from the Medieval ages still exist today. Its culinary use however