A History of Violence does not feature any identifiable LGBTQ+ characters or themes within its narrative. The film's focus is on themes of violence, identity, and family, with no elements pertaining to queer representation.

The film "A History of Violence" does not feature any identifiable transsexual characters or themes. Its narrative focuses on a man's hidden violent past and its impact on his family, without engaging with transgender identity or experiences.

The film focuses on male characters engaging in direct physical combat. While female characters are present and witness violence, none are depicted defeating one or more male opponents in close-quarters physical combat.

The film is an adaptation of a graphic novel. All major characters, including Tom Stall, Edie Stall, and the antagonists, maintain the same gender as established in the source material. There are no instances of characters being portrayed as a different gender than their canonical depiction.

The film "A History of Violence" is an adaptation of a graphic novel. All major characters, including Tom Stall, Sarah Stall, and Richie Cusack, are portrayed by actors whose race aligns with their established depictions in the source material. No character's race was altered from the original canon.