This animated special, consistent with the Peanuts universe, does not feature any identifiable LGBTQ+ characters or themes. The narrative centers on the everyday lives and philosophical musings of its child protagonists, with no depiction or discussion of queer identity.

The film "Happiness Is a Warm Blanket, Charlie Brown" does not feature any identifiable transsexual characters or themes. The narrative focuses on the classic Peanuts characters and their everyday childhood experiences, with no elements related to transgender identity.

The movie does not contain any action or adventure elements.

The film features the established Peanuts characters, such as Charlie Brown, Linus, and Lucy. All characters maintain their long-standing canonical genders as depicted in the original comic strip and previous adaptations, with no instances of a character's gender being altered.

This animated special features the classic Peanuts characters, all of whom are depicted consistent with their long-established racial portrayals from the original comic strip and previous adaptations. No character's race was altered from their canonical depiction.