The film "21 Bridges" is an action-thriller centered on a police manhunt and corruption. It does not feature any identifiable LGBTQ+ characters or themes, resulting in no depiction of queer identity within its narrative.

The film "21 Bridges" does not feature any identifiable transsexual characters or themes. The narrative focuses on a police manhunt, and there are no elements within the plot or character arcs that pertain to transgender identity.

The film features Detective Frankie Burns as the most prominent female character in an action role. Her involvement in combat scenes is primarily through the use of firearms. There are no instances where she or any other female character engages in and wins close-quarters physical combat against one or more male opponents.

21 Bridges is an original film with characters created specifically for this production. There are no pre-existing canonical or historical figures whose gender could have been altered.

The film "21 Bridges" is an original story with no prior source material or historical figures. All characters were created for this specific film, meaning none had a pre-established race to be altered.