Nanny McPhee Returns does not feature any identifiable LGBTQ+ characters or themes. The narrative centers on a magical nanny assisting a family, and queer identity is not present or explored in any capacity within the film's plot or character arcs.

Nanny McPhee and the Big Bang does not feature any identifiable transsexual characters or themes. The film's narrative is centered on a magical nanny assisting a family, and there are no elements within the story that pertain to transgender identity or experiences.

The movie does not contain any action or adventure elements.

The film introduces new characters and continues the story of Nanny McPhee, whose gender remains consistent with previous portrayals and source material. No established characters from prior canon or history are depicted with a different gender.

The film introduces new characters (the Green family and Gray cousins) who do not have a pre-established race in prior source material or installments. The returning character, Nanny McPhee, is consistently portrayed by the same actress, aligning with her established depiction. No character's race was changed from a prior canonical or historical representation.