The Cave Allegory — Plato’s great parable from Book VII of the Republic, in which prisoners chained in an underground den mistake firelit shadows for reality — occupies a foundational position in the depth-psychological corpus, functioning simultaneously as historical precedent, epistemological model, and mythopoeic resource. Edinger reads it as a direct anticipation of depth psychology’s central insight: that consciousness ordinarily inhabits a projected, shadow-world of appearances, mistaking psychic products for independent realities. The allegory’s subterranean setting, its play of fire and darkness, and its dramaturgy of ascent and blinding illumination provide archetypal scaffolding for the analytic process itself. McGilchrist, situating Plato’s ambivalence within a broader argument about hemispheric cognition, notes that the same philosopher who legislated against imagination required myth and allegory — including the Cave — to express what dialectic could not reach. Gnostic commentators, as Meyer documents, drew on the allegory to configure the body as prison and shadow-world, transmuting Platonic epistemology into soteriological myth. Giegerich invokes the parable’s logic of transgressive entry to theorize psychological initiation as a violence done to one’s habitual identity. Across these voices the Cave remains irreducibly productive: it names the default condition of unconsciousness, the terror of illumination, and the philosopher-analyst’s lonely obligation to return to those still in chains.