The Blue Dahlia, a 1946 film noir, centers on a veteran accused of his wife's murder. The narrative, characters, and themes are entirely focused on the mystery, crime, and heterosexual relationships of the era. There are no identifiable LGBTQ+ characters or themes present in the film's plot or subtext.

The film "The Blue Dahlia" is a classic film noir from 1946. Its narrative focuses on a murder mystery involving a returning WWII veteran. There are no identifiable transsexual characters or themes present in the movie's plot or character arcs, resulting in a determination of N/A for its portrayal.

The movie does not contain any action or adventure elements.

The Blue Dahlia is an original screenplay from 1946, not an adaptation or reboot. All characters were created for this film, meaning there are no pre-existing canonical or historical figures whose gender could have been swapped.

The Blue Dahlia (1946) is an original screenplay, not an adaptation of existing material with pre-established character races, nor does it feature historical figures. Therefore, no characters were canonically established as one race and then portrayed as another.