For Whom the Bell Tolls is a war drama centered on an American dynamiter and a Spanish woman during the Spanish Civil War. The narrative focuses on their heterosexual romance and the conflict's broader themes, with no identifiable LGBTQ+ characters or themes present in the film.

The film "For Whom the Bell Tolls" (1943), a war drama set during the Spanish Civil War, does not feature any identifiable transsexual characters or themes. The narrative focuses on war, duty, and romance, with no elements related to transgender identity.

The film focuses on guerrilla warfare during the Spanish Civil War. While female characters like María and Pilar are present and play significant roles, they are not depicted engaging in or winning close-quarters physical combat against male opponents. Combat scenes primarily involve male characters using firearms and explosives.

The 1943 film adaptation of Ernest Hemingway's novel "For Whom the Bell Tolls" maintains the original gender of all its major characters as established in the source material. No characters canonically male or female were portrayed as a different gender.

The 1943 film adaptation of Ernest Hemingway's novel features characters who are canonically Spanish or American, and implicitly white. The cast, including Gary Cooper and Ingrid Bergman, are all white actors portraying these characters, with no changes to their established racial identity.