The film 'Finch' does not feature any identifiable LGBTQ+ characters or themes. The narrative centers on survival and companionship in a post-apocalyptic setting, without engaging with queer identity or experiences. Therefore, there is no portrayal to evaluate.

Based on the available information, the film 'Finch' does not feature any identifiable transsexual characters or themes. Consequently, there is no portrayal of transsexual identity to evaluate within the narrative.

The film primarily features male characters, a robot, and a dog. There are no significant female characters depicted in action roles or engaging in close-quarters physical combat against male opponents.

Finch is an original film with characters created specifically for this movie. There is no prior source material, historical record, or previous installment from which character genders could be established and subsequently swapped.

The film "Finch" does not appear to be an adaptation of pre-existing material or a biopic. Without established prior character races from source material or history, no character can meet the definition of a race swap.