The twenty-first season of Arthur aired on PBS Kids in the U.S. from October 24, 2017 to February 15, 2018.
John Lewis guest starred on the episode "Arthur Takes a Stand".
[1] This is also the last season where Jacob Ursomarzo voices Arthur, Christian Distefano voices D.W. and Max Friedman Cole voices Brain.
The following list of voice actors below are the actors for the characters in the 21st season of Arthur:[b] Oasis Animation produced the 21st season of Arthur.
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