Casting is traditional and organic to the isolated Pacific Northwest logging town setting, featuring a predominantly white ensemble that reflects the era and location without forced diversity, race-swapping, or DEI considerations. The sole potentially progressive element is the introduction of Denise Bryson, a cross-dressing DEA agent who undergoes a partial transition and is accepted by Agent Cooper in early episodes; however, this is presented as quirky eccentricity fitting David Lynch's style rather than a focal point of identity politics, LGBTQ+ advocacy, or normalization of gender fluidity, comprising a minor subplot amid sprawling narratives of murder, abuse, and otherworldly evil.

Themes revolve around individual darkness, incest, drugs, and metaphysical intrigue, with no critiques of systemic oppression, patriarchy, traditional norms, or intersectionality driving the premise or character arcs. Creator intent from David Lynch and Mark Frost emphasizes artistic surrealism and entertainment, devoid of activist statements or inclusion mandates.

Reception critiques target network interference leading to meandering plots and soap-opera excess, not wokeness, with modern discussions often lamenting the show's lack of diversity rather than excess thereof. This purity of non-political storytelling preserves its timeless entertainment value uncompromised by ideological intrusions.