The television series "Limitless" does not feature any identifiable LGBTQ+ characters or themes within its narrative. The show primarily focuses on its main protagonist, Brian Finch, and his interactions with the FBI and the NZT drug, without exploring queer identities or storylines.

The TV series "Limitless" does not feature any identifiable transsexual characters or themes within its narrative. Therefore, there is no portrayal to evaluate, resulting in a 'N/A' rating for its depiction of transsexual individuals.

The show primarily focuses on intellectual challenges and investigations, with action sequences often involving firearms or tactical maneuvers. While female characters, particularly FBI Agent Rebecca Harris, are competent, there are no clear instances of them winning close-quarters physical combat against one or more male opponents.

The show "Limitless" is a sequel to the 2011 film, introducing new main characters while retaining the established gender of returning characters from the film. No characters canonically established in the source material are portrayed with a different gender.

The show 'Limitless' (2015) primarily features new characters not present in the original film or novel. The returning character, Eddie Morra, is portrayed by the same actor (Bradley Cooper). No established characters from prior canon were recast with actors of a different race.