American Fiction does not feature transsexual characters or themes as a central or significant part of its narrative. The film's focus is on satirizing racial stereotypes in literature and media, rather than exploring gender identity or trans issues.

The movie does not contain any action or adventure elements.

The film "American Fiction" is an adaptation of a novel, but the provided information explicitly states that no characters have their on-screen gender differ from their established gender in the source material. All characters are portrayed in line with their intended genders.

The film's major characters, Thelonious "Monk" Ellison and Sintara Golden, are portrayed by African American actors Jeffrey Wright and Issa Rae, respectively. This casting aligns with their established ethnicity as Black American characters in Percival Everett's novel *Erasure*, the source material.