The Water Horse does not feature any identifiable LGBTQ+ characters or themes. The narrative centers on a boy's relationship with a mythical creature, making the portrayal of LGBTQ+ elements not applicable to this film.

The film "The Water Horse" does not feature any identifiable transsexual characters or themes. The narrative focuses on a young boy's discovery and protection of a mythical creature during World War II, with no elements related to transgender identity or experiences.

The film does not feature any female characters engaging in direct physical combat. The primary female characters, Anne MacMorrow and Kirsty MacMorrow, are not involved in any action sequences that would include fighting male opponents.

The film is an adaptation of Dick King-Smith's novel. All primary characters, including Angus MacMorrow, Kirsty MacMorrow, and Lewis Mowbray, retain their established genders from the source material in the film adaptation.

The film "The Water Horse" is an adaptation of a novel set in Scotland, featuring Scottish characters. All major characters are portrayed by actors whose race aligns with the implicit racial background established by the source material and setting.