Stargate SG-1 does not explicitly feature LGBTQ+ characters or themes in its canon narrative. The show primarily focuses on military science fiction adventures, and identifiable queer representation is absent across its ten-season run.

Stargate SG-1, a science fiction series, does not include any explicit or implicit portrayals of transsexual characters or themes. The narrative focuses on alien cultures, technology, and exploration, without delving into human gender identity beyond typical cisgender representations.

Stargate SG-1 is a direct continuation of the 1994 film, introducing new characters and maintaining the original genders of returning characters from the film. No established character from prior canon or history undergoes a gender change.

Stargate SG-1 is a continuation of the 1994 film. Main characters from the film retained their original race in the series. New main characters introduced in the show did not have a prior established race to be swapped from.