Waterloo Bridge is a romantic drama set during WWI, depicting a heterosexual love story and its tragic end due to societal pressures and wartime circumstances. The film does not include any identifiable LGBTQ+ characters or themes in its plot or character development.

Waterloo Bridge (1940) is a classic romantic drama centered on the tragic love story of a ballerina and a soldier during World War I. The film's plot and character arcs do not feature any identifiable transsexual characters or themes, resulting in no direct portrayal of transgender identity within its narrative.

The movie does not contain any action or adventure elements.

The 1940 film "Waterloo Bridge" is an adaptation of a 1930 play. All major characters retain the same gender as established in the original source material, with no instances of a character's gender being changed for the screen adaptation.

The 1940 film "Waterloo Bridge" is an adaptation of a play and a remake of a 1931 film. The main characters, Myra Lester and Roy Cronin, were consistently portrayed as white in the source material and previous adaptations, and they are also portrayed by white actors in this 1940 version. There are no instances of characters being portrayed as a different race than their established canon.