The film 'Pretty Poison' does not feature any discernible LGBTQ+ characters or themes. Its plot centers on a heterosexual couple's manipulative relationship and their descent into crime, without incorporating any queer identities or narratives, resulting in no LGBTQ+ portrayal to evaluate.

Pretty Poison (1968) does not feature any identifiable transsexual characters or themes. The narrative focuses on a disturbed young man and a manipulative teenage girl, exploring themes of delusion and violence, without any elements related to transgender identity.

The movie does not contain any action or adventure elements.

The film "Pretty Poison" (1968) is a direct adaptation of Stephen Geller's 1968 novel. All major characters, including Dennis Pitt and Sue Ann Stepanek, retain their original genders from the source material in the film adaptation.

The 1968 film "Pretty Poison" is an adaptation of Stephen Geller's novel "She Let Him Continue." The main characters, Dennis Pitt and Sue Ann Stepanek, are portrayed by white actors, consistent with their depiction in the source material. There is no evidence of a character canonically established as one race being portrayed as a different race.