The film celebrates characters who exist outside traditional biological and social standards. While explicit queer identities are not central to the plot, the theme of self-actualization provides a foundational subtext.

A female-led ensemble drives the narrative, avoiding the male savior trope. Agency is held by the 'ghoulfriends,' who rely on female solidarity and emotional intelligence to resolve conflicts.

Monster species serve as a metaphor for racial and ethnic diversity. Lagoona Blue’s journey through her aquatic heritage acts as an allegory for navigating dual identities and ancestral roots.

The story prioritizes individual identity over rigid social cohesion, framing traditional standards of beauty as restrictive. It favors a secular, community-based model over traditional religious or patriarchal structures.

Physical monster traits serve as parallels to lived experiences of disability. Lagoona Blue’s arc focuses on accepting her unique attributes as strengths rather than flaws to be cured.