The twelfth season of the television series Arthur was originally broadcast on PBS Kids Go!
This resulted all of season 13 episodes airing in several countries such as Canada and United Kingdom for many months prior the U.S. broadcast.
Joan Rivers guest starred as Francine's grandmother and Camel on the season's premiere episode "Is That Kosher?".
Dallas Jokic took over the role of Arthur, succeeding Cameron Ansell.
Lyle O'Donohoe has recently stepped into the role of the voice of the Brain, following the departure of Paul-Stuart Brown.