Simon Frischling/Arthur

Cast
Version 1
 * Simon Frischling as Arthur
 * Leni as D.W.
 * Zoey as Kate
 * Rose Frischling as Jane
 * Joseph Frischling as David
 * Zero as Pal
 * Logan Sleeper as Buster
 * Tea Johnson as Francine
 * Marcy Richards as Muffy
 * Robert Bacon as The Brain
 * Barney Fletcher as Binky
 * Jaden as George
 * Skypie as Sue Ellen
 * Thelma as Fern
 * Tiffany as Prunella
 * Mr. Backoff as Mr. Ratburn
 * Mr. Porter as Mr. Haney
 * Mrs. Maze as Mrs. MacGrady
 * Lori as Molly
 * Michael as Rattles
 * Christina as Toby
 * Joe and Alex as The Tibble Twins
 * Hayley as Emily

Version 2 Version 3 Version 4
 * Simon as Arthur (Simon and Arthur are Both Main Characters)
 * Lori as D.W. (Both are Bossy to Simon and Arthur)
 * Leni as Baby Kate
 * Rose as Arthur's Mom
 * Joseph as Arthur's Dad
 * Zero as Pal
 * Logan as Buster
 * Tea as Francine
 * Guineviere as Muffy
 * Barney as Brain
 * Pete as Binky
 * John as George
 * Marcy as Sue Ellen
 * Thelma as Prunella
 * Mr. Banda as Mr. Ratburn
 * Logan as Arthur
 * Thelma as D.W.
 * Baby Carlo as Kate
 * Logan's Mom as Arthur's Mom
 * Logan's Dad as Arthur's Dad
 * Zero as Pal
 * Simon as Buster
 * Marcy as Francine
 * Tea as Muffy
 * Barney as Binky
 * Jaden as Brain
 * Pete as George
 * Lori as Molly
 * Michael as Rattles
 * Mr. Backoff as Mr. Ratburn
 * And More!
 * Simon as Arthur (Both are Male Characters)
 * Hayley as DW
 * Zoey as Kate
 * Rose as Jane Reed
 * Joseph as David Reed
 * Zero as Pal
 * Logan as Buster
 * Tea as Francine
 * Marcy as Muffy
 * Barney as Binky
 * Jaden as Brain
 * Pete as George
 * Lori as Molly
 * Michael as Rattles
 * Mr. Backoff as Mr. Ratburn

Version 5
 * Simon as Arthur
 * Tea as DW
 * Leni as Baby Kate
 * Simon's Mom as Arthur's Mom
 * Simon's Dad as Arthur's Dad
 * Zero as Pal
 * Logan as Buster
 * Tiffany as Francine
 * Skypie as Muffy
 * Jaden as Brain
 * Barney as Binky
 * Gary as George
 * Marcy as Sue Ellen
 * Lori as Molly (Both are Mean Bullies to Simon and Arthur)

Version 6
 * Jaden as Arthur
 * Skypie as D.W.
 * Simon as George
 * Logan as Brain
 * Uncle Jerry as Ed Crosswire