The film operates within a strictly heteronormative framework. There are no depictions of non-cisnormative identities or same-sex dynamics present in the story.

Nanny McPhee serves as a powerful female protagonist who provides the intellect and authority the patriarchal figure lacks. However, her role remains centered on restoring traditional domestic stability.

The cast is predominantly white, reflecting the socioeconomic constraints of a Victorian setting. The narrative does not utilize diverse ethnic perspectives to challenge historical norms.

The story reinforces traditional Western values like social etiquette and the importance of the nuclear family. It functions as a moral fable centered on accountability and social order.

The children's unruliness is treated as a behavioral flaw to be corrected through discipline. The film does not explore neurodivergence or physical impairment as narrative drivers.