Heretic does not explicitly feature LGBTQ+ characters or themes in its narrative. The film's primary focus is on religious faith, control, and the experiences of two Mormon sister missionaries, with any LGBTQ+ presence being minimal or implicit rather than overt.

Based on available information, the film "Heretic" does not feature any identifiable transsexual characters or themes. The narrative centers on Mormon missionaries and a cat-and-mouse game with a man named Mr. Reed, focusing on horror and faith elements.

The movie does not contain any action or adventure elements.

The film features original characters, including female protagonists Sister Barnes and Sister Paxton, and a male antagonist Mr. Reed. There is no indication that these characters were established with different genders in prior source material, historical records, or earlier versions of this specific story. The film creates new female leads rather than swapping the gender of pre-existing characters.

The film "Heretic" is an original production with no indication of pre-existing characters whose race could be altered. There is no information suggesting any character was established as one race and then portrayed as another, thus it does not meet the definition of a race swap.