Season 22

Unreleased

Season 22 of is scheduled to premiere on May 13, 2019, with additional episodes throughout the week. It has been in production since March 2018 or earlier. It will be the third season animated by Oasis Animation.

On March 28, 2018, Jessica Kardos (voice of Sue Ellen) stated on Twitter that she and Holly Gauthier Frankel (voice of Fern) were recording new episodes of Arthur. As of November 2018, new episodes are still being recorded.

On May 25, 2018, Bruce Dinsmore (voice of Binky, Mr. Read, and Bailey) confirmed that he had recorded new episodes, saying: "we've got lots more coming" and "there's some good surprises." Dinsmore also revealed that there will be a guest star this season, who is "an actress that everyone would know."

The first official announcement came on June 4, 2018, when Oasis Animation confirmed that it would produce four more seasons, up to Season 25.

On November 16, 2018, Dinsmore announced that he had recorded his "very last session" for Arthur. It is unclear whether he was signaling his own departure from the series or the actual end of the show. He later clarified that he "didn’t intend to make an announcement of any kind," and that Arthur had "lots of new episodes coming."