The film "Across to Singapore" (1928) does not feature any identifiable LGBTQ+ characters or themes. Its narrative, typical of the era's silent dramas, centers on a heterosexual love triangle and maritime adventures, with no elements related to queer identity or experiences.

Across to Singapore (1928) does not feature any identifiable transsexual characters or themes. The film, a romantic drama from the silent era, focuses on traditional relationships and seafaring life, with no narrative elements or character portrayals that align with the definition of transsexual identity or experience.

The film, a silent drama from 1928, primarily focuses on the romantic rivalry between two brothers and a mutiny. The main female character, Priscilla Crowninshield, is central to the plot but does not engage in or win direct physical combat against male opponents.

Across to Singapore is an original film from 1928. Its characters were created for this specific production and are not based on pre-existing source material or historical figures with established genders, therefore no gender swaps occur.

This 1928 silent film is an original production and not an adaptation of existing material with established character races, nor does it feature historical figures or legacy characters. Therefore, no race swap can be identified.