Cast
- 7 as Arthur
- 1 as D.W.
- 6 as Muffy
- 15 as Sue Ellen
- 16 as Francine
- Pando (from Bing) and Boots (from Dora the Explorer) as The Tibble Twins
- 17 as The Brain/Alan Powers
- 19 as Jane
- 10 as Prunella
- 12 as Fern
- 11 as Emily
- 9 as Buster
- 8 as Binky
- 14 as Mr. Ratburn
- 13 as George
- 3 as Grandma
- 4 as Grandpa
- 5 as Jenna
- 20 as Mr. Morris