Back to the Future does not include any LGBTQ+ characters or themes. The narrative focuses entirely on heterosexual relationships and family dynamics within its time-travel plot, resulting in no portrayal of queer identity.

Back to the Future (1985) does not feature any identifiable transsexual characters or themes. The narrative primarily focuses on time travel, family relationships, and coming-of-age elements, without engaging with transgender identity or experiences.

The film does not feature any female characters engaging in or winning direct physical combat against one or more male opponents. Female characters are not depicted in significant action or combat roles.

As an original film, "Back to the Future" (1985) introduced all its characters for the first time. There are no pre-existing characters from source material, history, or prior installments whose gender was changed for this movie.

As an original film, "Back to the Future" (1985) introduced its characters for the first time. There is no prior source material, historical record, or previous installment from which characters could have been race-swapped.