Nim's Island is a family adventure film that does not include any discernible LGBTQ+ characters or themes. The narrative focuses on a young girl's life on a remote island and her adventures, with no elements related to queer identity present.

Nim's Island does not feature any identifiable transsexual characters or themes. The narrative focuses on a young girl's adventure and her relationship with an author, without incorporating elements related to gender identity or transsexuality.

The film features Nim Rusoe, a young girl who uses her knowledge of the island and its animals to deter male intruders. Her methods involve traps and environmental manipulation rather than direct physical combat. The other main female character, Alexandra Rover, does not engage in combat.

The film "Nim's Island" is an adaptation of the book by Wendy Orr. All major characters, including Nim, Jack Rusoe, and Alexandra Rover, maintain their established genders from the source material in the movie adaptation.

The main characters, Nim, Jack Rusoe, and Alexandra Rover, are portrayed by white actors (Abigail Breslin, Gerard Butler, Jodie Foster) in the 2008 film, consistent with their depictions as white in the original book by Wendy Orr. No race swaps are identified.