The Abyss (1989) does not include any discernible LGBTQ+ characters or themes. The narrative centers on a deep-sea rescue mission and the personal dynamics of a heterosexual couple, with no elements related to queer identity or experiences present in the storyline.

The film "The Abyss" does not feature any identifiable transsexual characters or themes. The narrative focuses on an underwater oil rig crew's encounter with an alien intelligence, with no elements related to transgender identity or experiences present in the story.

The film features Dr. Lindsey Brigman as a prominent female character. While she is strong-willed and plays a crucial role in the deep-sea crisis, her contributions are primarily intellectual and emotional. There are no scenes depicting her engaging in or winning close-quarters physical combat against one or more male opponents.

The Abyss is an original film with characters created specifically for this production. There is no prior source material, historical record, or previous installments for its characters to establish a canonical gender that could be swapped.

The Abyss is an original film with no prior source material or historical figures. All characters were created for this specific production, meaning there is no established racial baseline from which to deviate.