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 Route of All Evil hospital. Bender comes in with his beers to enjoy, and everything ends happily except for Cubert and Dwight who are swallowed by Bret Blob. In its initial airing, the episode received a Nielsen rating of 2.6/4, placing it 97th among primetime shows for the week of December 2–8, 2002. The Route of All Evil "The Route of All Evil" is the twelfth episode in the third season of the American animated television series "Futurama". It originally aired on the Fox network in the United States on December 8, 2002. In the episode, Dwight and Cubert form their own delivery company