The film "Signs" does not feature any identifiable LGBTQ+ characters or themes. Its narrative focuses on a family's encounter with an alien invasion and themes of faith, grief, and family bonds, with no elements related to queer identity.

The film "Signs" does not feature any identifiable transsexual characters or themes within its narrative or character arcs. Consequently, there is no portrayal to evaluate, resulting in a 'Not Applicable' assessment for its net impact on such depictions.

The movie does not contain any action or adventure elements.

Signs is an original screenplay with characters created specifically for the film. There is no prior source material, historical record, or previous installment from which characters' genders could have been canonically established and subsequently altered.

Signs is an original film with characters created specifically for this production. There is no prior source material, historical figures, or previous adaptations from which characters' races could have been established and subsequently changed.