An American Werewolf in London does not feature any identifiable LGBTQ+ characters or themes. The narrative centers on a heterosexual protagonist's struggle with lycanthropy, with no elements related to queer identity or experiences.

An American Werewolf in London, 1981, does not feature any identifiable transsexual characters or themes. The narrative focuses on the horror and dark comedy surrounding lycanthropy, with no elements related to transgender identity or experiences.

The movie does not contain any action or adventure elements.

An American Werewolf in London (1981) is an original film, not an adaptation of pre-existing source material or a reboot of established characters. Therefore, its characters do not have prior canonical genders that could be swapped.

An American Werewolf in London (1981) is an original film with characters created for this specific production. There is no prior source material, historical record, or previous installment from which character races could have been established and subsequently changed.