Arthur and the Haunted Tree House is an animated family special centered around Halloween traditions and gentle spooky tales told by the characters. The storyline deals exclusively with childhood adventures, friendship, and holiday celebrations, containing no identifiable LGBTQ+ characters, relationships, or thematic elements.

Arthur and the Haunted Tree House is a family-oriented animated Halloween special centered around traditional holiday activities and gentle spooky mysteries involving familiar characters from the Arthur franchise. The narrative contains no transgender characters, themes, or related storylines, resulting in an absence of any direct depiction.

The movie does not contain any action or adventure elements.

This animated television special is based on the long-running children's book series by Marc Brown. The established characters, including Arthur Read and his friends and family, retain their canonical genders from the source material without any character being portrayed as a different gender.

The characters in this animated television special maintain the same established racial and ethnic presentations as their long-running book and television source material.

Not depicted in the film.