If you were captivated by the eerie intersection of the mundane and the mystical in All Hallows' Eve, you'll find The Violent Bear It Away deeply compelling. Like Williams, O'Connor weaves spiritual forces into the fabric of daily life—young Tarwater’s battle with destiny and faith echoes Lester's journey among the living and the dead. The novel’s atmosphere is thick with spiritual tension and moments of unsettling grace.

If you enjoyed the psychological intensity and the way All Hallows' Eve dives into its characters’ inner lives as they confront the unknowable, The Haunting of Hill House is a must-read. Eleanor’s fragile psyche and the group’s descent into haunted madness parallel the emotional and spiritual struggles of Williams’ characters as they wander through the spectral London.

If you found yourself drawn to the rich symbolic layers and allegorical depth in All Hallows' Eve, The Book of the New Sun will intrigue and challenge you. Wolfe’s narrative is dense with symbols—Severian’s journey through a dying world is both literal and spiritual, much like the otherworldly quest undertaken by Lester and her companions.

If the morally complex figures and their uncertain motives in All Hallows' Eve fascinated you, you’ll be gripped by The Secret History. Tartt’s cast is deeply flawed, and their descent into darkness—intertwined with rituals and guilt—echoes the ambiguous ethics and supernatural oppression that haunt Williams’ London.

If you appreciated the philosophical undercurrents and metaphysical battles in All Hallows' Eve, Perelandra offers a vivid exploration of cosmic good and evil. Ransom’s confrontation with temptation and spiritual reality on Venus mirrors the otherworldly struggles and deep questions faced by Williams’ characters.