The film 'Memories of Murder' (1990) does not appear to feature any identifiable LGBTQ+ characters or themes. The plot focuses on a woman with amnesia who is the sole witness to a murder, with no indication of queer representation in its storyline or character arcs.

The film 'Memories of Murder, 1990' does not appear to feature any identifiable transsexual characters or themes. Based on available plot summaries, the narrative focuses on a woman who witnesses a murder and is subsequently targeted by the killer, with no elements related to transgender identity.

The film is a made-for-television thriller/mystery focusing on a woman who witnesses a murder and suffers amnesia. The narrative emphasizes suspense and the protagonist's vulnerability rather than physical combat. There are no scenes depicting a female character defeating one or more male opponents in direct physical combat.

The provided film details for "Memories of Murder, 1990" do not indicate any specific source material or prior established characters. Without a baseline for canonical or historical gender, it is not possible to determine if any character's gender was swapped.

There is no information provided about prior source material (e.g., novels, earlier adaptations, or historical figures) for the 1990 TV movie 'Memories of Murder' that would establish the canonical race of its characters before this production. Therefore, it is not possible to determine if any race swaps occurred.